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全单元教案(人教版高二英语下册NSEFC2B Unit18教案教学设计)I.Brief StatementsBased on the UnitThisunit providesthe studentsgood Englishlanguage materials.Their interestin creatingsomething usefulwill be aroused.In the firstperiod,we11begin withhow the students cometo school.Then problemssuchas flat tyre willcome up.In orderto solve the problem,we11seea new type ofbicycle andother new inventions.While talking about them,the studentsspeaking abilitywill be improved.Listening is about twomen,who wantpatents.After listening to it,the students will improvetheir listening ability.And studentswill practisehow toexpress andsupport an opinionin thespeaking part.In the second period,the textwill be dealtwith.The studentsinterest ofcreation willbe greatlyaroused.Students willimprove theirreading abilityas wellas masterthe useful wordsand expressions.In the third period,some useful wordsand expressionswillbemastered bythe students after theyfinish theexercises.Also,the Attributiveclause isreviewed in this period.Inthe lastperiod,studentswilllearn some useful wordsand expressionsfromthe reading passage.And the students areasked to write anarticledescribing a computer to improve theirwriting ability.After Ssstudythe wholeunit,their abilitiesto listen,speak,read and write willbeimproved.II.Teaching Goals
1.Talk about inventions.S:No,it isn t.What shouldit look like thenPleasetell us.T:0K.Let swatch theshort video.Play thevideo forexplaining howan inflatable bicycle works.T:Thats the new type of bike.It sa kind of inflatable bicycle.Whocan tell us theadvantages ofitS:Let mehave atry.We11not haveto worryabout havingour bikesstolenagain.Because we can letthe airout andput thebike inbag.Its very convenient to be carriedaround sinceit is not heavy.T:Very good.I thinkI11buy onewhen it is onsale.We know thatinventions can make ourlife easierand better.Today we’11talk aboutsomeinventions.Stick the pictures ofelectric shoes,inflatablebicycle,ediblechopsticks andnose-top computer on the blackboard and then markone,two,three andfour.
①②③④T:Look at these pictures,please.Do youknow what they areLiJie,will you have atryS:I think the secondinvention is the inflatablebike thatwe vejusttalked about.In thethird picture,the manis eatingthe chopsticksafterhis meal.I guessthese chopsticksare edibleones.Im notsure abouttheothers.T:Good You re right.The secondone is the inflatablebicycle.・Bb:inflatable bicycleand thethirdare edible chopsticks.Bb:ediblechopsticksThey redelicious andenvironmentally friendly.We can savesome treesand have a snackat thesame time.They comein fivedifferentflavours.You willnever needto washchopsticks again.Isn tthiswonderfulS:Yes,it sgreat.But,Miss Guo,maybe wecould inventedible plates,bowls,cups andso on.T:Oh,you regreat!P msure you have got a wonderfulidea.Maybeone dayyou caninvent suchthings.Study hardand you11be an inventorin the future.Now,lets look at the first picture.Who knowswhat it isS:I think it is a specialkind ofshoe whichcanmakeelectricity.If wewear suchshoes,we cansee theroad indark places.We neednttake aflashlight withus any more.S:I dont quiteagree withyou.Maybe this shoe canmake youfeelwarm usingthe electricity it makes.T:You bothare veryclever.This iscalled theelectric shoe.Bb:electric shoeTheheel of thisshoeis amachine thatmakes electricitywithevery stepyou take.You willnever needbatteries again.But maybeyou have betterideas abouthow to make use of theelectricityitmakes.If youlike,you couldhave atry to make yourown inventionin yoursparetime.Now,let s look at the fourthpicture.Does anybodyhave anideaT:It lookslike a computer which is fixedonto theman snose.Andthe keyboardis onhis vest.I can t believeit.T:Yes,you re quite right.This iscalled thenose-top computer.Bb:nose-top computerThisnew nose-top computerweighs lessthan apairof glasses.It fitscomfortably on your nose.When you want totypesomething you can use the keyboardvest.You willnever haveto carry aheavy laptop computer.These inventionsare allwonderful.But whichofthem doyou thinkwould be usefulPlease have a discussion in groups offour andtelluswhy you think so.Ss have their discussionsin groupsof fourfor aboutfive minutes.Teacher mayask onegroup to act outtheir discussionor reporttheirresults.Sample dialogue:A:I think the inflatablebicycle would beuseful.Because it sconvenient tocarry andwe neednt worryabout havingour bikesstolen.B:That squite true,but I thinktheedible chopsticksare useful.Because itnot onlysaves treesbut alsosaves water.It isvery importanttosave ournatural resourcesand protectourearth.C:You requite right,but I have adifferent opinion.I thinkthenose-top computer is useful.Because thecomputer is used more and morewidely.It sconvenient tocarry sucha computeraround whendoingbusiness.Step IIIPreparation forListeningT:We knowthat whensomeone hasinvented something,usually hewillgo toa patentofficer to apply for a patent.Now,let slisten totwodialogues.In thesetwo dialogues,Mr Deanand MrScoles bothhave inventedsomething.They retrying toget thepatent for their inventionsfromthe patentofficer.Before welisten to the tape,go throughthe questionson Page15by yourselves,and see what weshould doafter listening.Step IVListeningU:A few minutes later.Are you readySs:Yes.T:0K.Listen carefully and answerthe questionsfirst onyour ownand then check your answers with your partner.Play the tape twicefor students to listen to and then answerthequestions.Play ita thirdtime for students tocheck their answers.Allowthe students a few minutes tocheck their answers inpairs.At last,checkthe answerswith the whole class.Step VSpeakingT:Well done.Now,you veknown how to applyfor apatent.Lets playagame.Each of you willbe givena rolecard.Work in groupsof five:fourinventors andone patentofficer.Each inventorshould explainhow theinventionworks and why it is useful.The patentofficers shouldaskquestions anddecide ifeach inventionis a good ideaor not.And I’11show yousome useful expressions to help you.Hand outthe rolecards andshow the useful expressionson themultimedia.Useful Expressions:This inventioncan help people***What doesit look likeWhat sit made ofThis is a newway of…How doesit workHow would people use itThisnew inventionwill make it possible for people to…Students work in groupsoffiveand have a discussionfor aboutfiveminutes.Then theteacher mayask somegroups toact outtheir discussion.Sample dialogue:A-Inventor A;B-Inventor B;C-Inventor C;D-Inventor D;P-PatentofficerP:Now,please explainhow your inventions workandwhythey areuseful.Your inventionis acar thatuses water instead of petrol,isntitA:Yes,thats right.P:What doesit looklikeA:It lookslike anordinary car.Here sthe picture.Please havealook.P:Oh,it looksbeautiful.Whats itmade ofA:It smadeofa newkind ofalloy,whichismuch lighter.P:Does itcost moreA:A littlebit.But itcansavemuch moreenergy,so lotsof moneyissaved.Besides,there issomething evenmore important.It isgood forourenvironment.It doesn t pollutethe air.P:Sounds great.Thank you.And whats your invention,sirB:My inventionis aflying bicycle.P:A flyingbicycleHow wouldpeople use itB:People canride iton theroad andwhen there are toomanybicycles,people canfly it.Just pushone buttonon thehandle,the bicyclewillfly.P:How doesit workB:It workslike asmall plane.It has a specialengine.P:This isa newway to improve ourtraffic condition.Thank you.ToCWould youplease explainyour newinvention tomeC:My inventionisamachine thatmakes itpossiblefor peopleto knowthe future.P:How wouldpeopleuseitC:People justinput theirdate ofbirth,hobbies,dislikes andanythingabout themselves,and thenpress thebutton,wait for a moment,and they will seethe resulton the screen.P:That sinteresting.Thank you.To DWhatsyourinvention,pleaseD:It sa penthat canautomatically translatewhat youwrite intoaforeign language.P:Good.It canhelppeoplecommunicate freelywith foreignfriends.People neednt studyforeign languageshard anymore.But,maybeit willmakeit more difficult for peopleto communicateorally.They willhavetowrite down what they want to say.This is not convenient.For theflyingbicycle,what if there wassomething wrongwith itwhen it was flyingin the airI think itwould berather dangerousfor thepeople walkingon the ground.Maybe thebike wouldfall onto them andcause anaccident.Of coursethe riderwould bein danger,too.For themachine thatmakespeople know the future,I dont thinkit sagoodidea for us toknowour futuretoo early.I thinkthe mostuseful inventionis thecar thatuseswaterinsteadofpetrol.So Iwill givethe inventorofthisnew carapatent.A:Thank you,sir.Step VISummary andHomeworkT:Today we ve learnt how toexpress andsupport an opinion.And weve learnthowtoapplyfor apatent whenyou havemade aninvention.Manyof youhave wonderfulideas about new inventions.Study hardnow andIbelieve you11make yourown inventionsin the future.In the next period,we11read abouthowto be creativeand howto be aninventor.It11be veryuseful for you.Preview thereading partcarefully afterclass,please.OK.That,s all for today.See youtomorrow!Ss:See youtomorrow!Step VHThe Design of the Writing on the BlackboardUnit18InventionsThe FirstPeriod
①②electric shoeinflatablebicycle
③④ediblechopsticksnose-topcomputercStep VUIRecord afterTeachingThe ThirdPeriodTeaching Aims:
1.Review theusefulexpressions learnt inthis unit.
2.Learn thederivatives ofsome words.
3.Review the Attributive Clause.Teaching ImportantPoints:
1.The usefulexpressions learntinthis unit.
2.Review the Attributive Clause.Teaching DifficultPoint:How tohelp students master the Attributive Clause.Teaching Methods:
1.Review methodto consolidatetheusefulexpressionslearntin thelasttwo periods.
2.Practise tohelp studentsmaster thederivatives ofsome words.
3.Different kindsof practice tohelp studentsmaster the AttributiveClause.
4.Pair workand individualwork tomake every student workin class.Teaching Aids:
1.the multimedia
2.the blackboard
3.some picturesand cardsTeachingProcedures:
2.Practise expressingand supportinganopinion.
3.Review the Attributive Clause.
4.Write aprocess essay.
111.Background Information
1.Practical ComputerEnglishCannot openlist file(不能打开清单文件)Cannot openrun file(不能打开运行文件)Compare processended(比较处理结束)Compare morefiles(Y/N)(还作文件比较吗?)Copy complete(拷贝完成)Copy another(Y/N)(还要拷贝另一个吗?)Under findedline number(未定义行号)Directory entriesadjusted(名目页已调整)Disk bootfailure(磁盘自举失败)Disk notcompatible(磁盘不兼容)Step IGreetingsGreet thewhole classas usual.Step IIGrammarT:Today we11play agame first.Stick somepictures offamouspeople on the blackboard.Cf:The Designof theWriting on theBlackboard.Look at the blackboard,please.These arepictures ofsomefamous people.Do youknow themMaybe you refamiliar withsome of them,but maybeothers arestrange toyotuDon tworry.I11give yousome cards.Theres onesentence oneach card.The sentencedescribes a famous person.Guess thename of the personfirst and then match the cardwith thepicture.Do youunderstandSs:Yes.Teacher handsout somecards on which arethe sentencesin Wordpuzzle.T:Now,please have a short discussion to find outwho theperson isand then matchthe cardwith thepicture.When youfind outthe answer,please cometo the blackboard,stick thecard andwrite thename belowthepicture.Students preparefora moment and then theybegin tomatchthecardswith the pictures.T:Have theymatched thecards with thepicturescorrectly andgotthe correctnamesSs:Yes.If therere anymistakes,teacher mayask somestudents tocorrectthem.T:OK.Now,fill in the word puzzle usingthe namesof thepeople thatyou ve justfound out.Stick on the blackboarda pieceof paperwith the wordpuzzleonit.A moment later,ask severalstudents towritedown theiranswers.Cf:The Designof theWriting on the Blackboard.T:Do youagree with themSs:Yes,they^requite right.T:Good.These peopleare allfamous people.Look at the sentences onthe cards.What doyou findS:I findthat thereis anAttributive Clause in each sentence,restrictive ornon-restrictive.T:Yes,you rea carefulgirl.This gameis alsofor youto reviewthe Attributive Clause.Read thesesentences again and find out theAttributive Clauseineachsentence.A momentlater,ask somestudents to say theiranswers.Suggested answers:Across:
1.•••,whose nameis alwayslinked withhis cartooncharacters,suchas MickeyMouse andDonald Duck.
2.•••,who wasborn inGermany butspent hislast yearsin the USA.
3.•••,among whosebig inventionsare electriclighting and themotion picturecamera.
4.•••,whose manygreat filmswere CityLights andModern Times.
5.•••,who diedinaplane crashin
1997.
6.•••,whose famoussongs includeBlowing InThe Wind.
7.•••,who discoveredthe Lawof Gravity.Down:
1.•••,who lived in Chinabefore theLiberation.
2.•••,who foughtfor thefreedom ofslaves in theUSA.
3.•••,who wasAdam swife.
4.•••,whose ideas about thefuture haveoften becomereality,…
5.•••,who laterbravely foughtagainst theBritish invasion andsaved hercountry andpeople.T:We velearnt a lot about the Attributive Clause before.We knowthat itisa veryimportant grammaritem,so let s dosome moreexercisesto consolidateit.Turn toPage61,and finishExercise2in Grammarpart.Allow the studentsafew minutes to finish it andthen check theanswers.Suggested answers:
1.The wireswith whichthe machineswere connectedwere veryold.
2.Leonardo daVinci,who wasinterested inboth literatureandscience,painted thefamous“Smiling MonaLisa”.
3.The pilotwith whomwe haddinner toldus storiesabout histravels.
4.The fourancient Chineseinventions,which weare proudof,haveremained importantin humanhistory forthousands ofyears.
5.Mozart,whose musicis wellliked bypeople allover the world,showed histalent inmusic ata veryyoung age.
6.The photosare keptin thatcupboard in which/where wefound ourparentsold photos.
7.The countryfrom whichthis newsreport is coming ison theotherside of theworld.
8.One of thefirstinventions ofhuman beingswas thewheel,whichwe dont knowwho firstinvented.T:In thisunit,we havelearnt alot aboutnew inventionsand famousinventors.Now,let s do anexercise usingwhat wevelearntin thisunit to reviewtheAttributive Clause.Turn toPage61and finishExercise1in Grammarpart,please.Finish them first byyourselves andthen youmaydiscuss youranswers inpairs.A fewminutes later,ask somestudents to read outtheiranswers.Students mayhave various answers.Suggested answers:
1.•••can be used at home orin anoffice.
2.…itis not convenient to use a desktopcomputer.
3.•••businesses arebusy.
4.•••you canobtain apatent for yourinvention.
5.•••we needsomething moreuseful or more convenientto satisfytheneeds ofpeople.
6.•••invents things.
7.•••are bothdelicious andenvironmentally friendly,/can beeaten.Step IIIWord StudyT:As youknow,therearealotof usefulexpressions inthisunit.Lets dosome exercisesto reviewthem.Show the following on the multimediaand allow the studentsa coupleofminutes tofinishit.Fill in the blankswith correctprepositions.
1.I mtired washingclothes byhand.I11buy awashingmachine tomorrow.
2.You vegot tobreak awayold thoughtpatternsin orderto developcreative thinking.
3.She wastelling usabout hersick motherwhen shesuddenly broketears.
4.The studentslike physicsclasses becausethe waytheir teacherteaches allows creativity.
5.I dont want to keepthe henanymore;I11exchange ittwentyeggs.
6.During a test,itsalways wiseto moveon whenyou getstuck adifficultproblem andcome backto itlater.A momentlater,ask somestudents to say theiranswers andthen checkthemwiththewhole class.Give someexplanations whennecessary.Suggested answers:
1.of betired ofdoing sth.
2.from break away from***
3.into breakinto tears/a house
4.for allowfor…
5.forexchange Afor B
6.by getstuck by…T:Well done!After classyou shouldread thesesentences moretomaster theuse of the phrasesin them.Now,lets doanother practice.Show the following onthe multimedia.Change theform of thefollowing words.trialsv.application-*v.produce—adj.failfn.involvement_v.eraser—v.inspiration-v.possible^n.deepfv.awareness-*^adj.Suggested answers:trial-try v.application-apply v.produce-productive adj.fail-failuren.involvement-involvev.eraser-erase v.inspiration—inspire v.possible-possibility n.deep—deepen v.awareness-aware adj.Step IVSummary andHomeworkT:Today weve reviewedsomeusefulexpressions andwords welearntbefore.Also weve donesome practiceto reviewtheAttributive Clause.After class,you shoulddo morepracticetomaster thembetter.Besides,try tosolvetheriddles inPart14on Page
62.That sall for today.See youtomorrow!Ss:See youtomorrow!Step VThe Designof theWriting onthe BlackboardUnit18InventionsThe ThirdPeriodWalt DisneyAlbert EinsteinAbrahamLincoln NewtonJohnDenver CharlieChaplinWord puzzle:Step VIRecord afterTeachingThe FourthPeriodTeaching Aims:
1.Learn areadingpassageto improve the students reading ability.
2.Do somewriting practiceto improve the studentswriting ability.
3.Learn someuseful wordsand expressions.Teaching ImportantPoints:
1.Improve thestudents integratingskills.
2.Review theAttributiveClause.Teaching DifficultPoint:How to improvethestudents integratingskills.Teaching Methods:
1.Reading andunderstanding toimprovethestudents readingability.Data recordtoo large(数据记录太大)Entry error(登记项错误)Error loadingoperating system(装入操作系统的错误)File sharingconflict(文件共享的冲突)Files aredifferent sizes(文件大小不同)Files compareOK(文件比较胜利)Incorrect parameter(参数不正确)Insufficient diskspace(磁盘空间不足)Insufficient memory(内存空间不足)Can tcontinue(不行能连续)Device fault(设备故障)Device I/O error(I/O设备错)Device timeout(设备超时)Disk full(磁盘满)Disk writeprotect(磁盘写爱护)Disk notready(磁盘没预备好)
2.Writing practicetoimprovethestudentswriting ability.
3.Individual orpair worktomakeeverystudent workinclass.Teaching Aids:
1.the multimedia
2.the blackboardTeachingProcedures:Step IGreetingsGreet thewhole classas usual.Step IILead-in andReadingT:How manyofyouhavea computer athomePlease put up yourhands.Some studentsputuptheir hands.Good.Most ofyouhaveacomputer.What doyou dowith yourcomputerS:I search for informationonthe Internet.And sometimesI playgameswith it.T:Does anybodydo anythingelse withitS:I sometimesdraw picturesor typesomething.S:For me,I sometimessend e-mails tomy friends.S:I listen to the music.S:I watch football matches.T:Do youthinkthecomputeris really usefulto youS:Not exactly.I canalso dothese thingswithout acomputer.I cango toalibrary to look forthe informationthat Ineed.But its muchquickerand more convenient ifI useacomputer.S:I canlistento themusiconatape recorder.S:I canwatchfootballmatches onTV.T:You requite right.New technologyis oftenused inold ways.Now,please havea discussionin groupsof fourto completethe chartshownon the screen.Show thefollowing onthe screenand givethestudentsamomenttohave adiscussion.Technology UsageComputerUsed as a typewriterThe Internet Used as alibraryAfter afewminutes,ask severalstudents tosay theiranswers.Students mayhave variousanswers.Suggested answers:Technology UsageComputerUsed as:a typewriteraprojector a video game playera drawingboardThe InternetUsed as:a libraryaTVa telephonearadioUsed to:send e-mailsread newsfrom homeand abroadCellphoneUsedas:a telephoneatelephone directoryavideogameplayera watch/calendaran alarmclockUsed to:send information to othersT:Well done!Now,let^sread the passageaboutnew technologycarefully.Try tofindoutthe answersto the two questionsonthe screen.After youfinish,you mayhaveadiscussioninpairs.The followingquestions areshown onthe screen.
1.Why arescientific metaphorslike“memory”and“cut andpaste”usefulHow maythey limitour thinking
2.Think ofmore words we useto talk about computersand Internet.How welldo theydescribe the things oractions theyare used forAre thereotherwordswecould usethat might be betterAmomentlater,checkthe answerswiththewhole class.Studentsmay havevariousanswerstothe second question.Suggested answers:
1.They makeit easierforus to understandand usea newtool.Theymay makeitmoredifficultforustousethenewinventionin the bestway.
2.Words like:copy,file,delete,lock,enter,return,storeStep IIIExplanationT:Now,I thinkyou veunderstood thepassage well.Please look atthe screen.I11explain someexpressions that you mustmaster.Pleaselisten carefully.The multimediashows thefollowing.Language Points:
1.sb.be said to be---e.g.He issaidto be agood basketballplayer whenhe wasyoung.
2.A besimilar toBe.g.His newbike issimilar tomine.
3.be differentfrome.g.Our lifeis differentfrom whatit wasten yearsago.
4.now thate.g.Now thatyouvegrown up,you muststop thischildishbehaviour.Explain thenotes tostudents andwrite thefollowing on theblackboard:sb.be saidto be;A besimilar toB;be differentfrom;nowthat.Step IVListening andReading AloudT:Now,letslistentothe tapecarefully.You canread afteritwhen Iplay itthe secondtime.Pay moreattention to your stress.Areyou readySs:Yes.T:0K.Let sbegin.Play thetape twiceforstudents to listenand repeat.Afterlistening tothetape,students areallowed to readthepassage aloudfora while.At last,ask someof themtoreadthe text.One student,oneparagraph.Step VWritingT:Just now,weve talked aboutcomputers.Most ofyouhavea desktopcomputerathome.Stick apicture ofa desktopcomputer ontheblackboard.And asyoucansee,I musing alaptop computer.Stick apicture of laptopcomputer onthe blackboard.These arethe mostpopularcomputers thatwe canfind.But haveyou heardthat a newtype ofcomputer-the palmtop computer,has beeninventedSs:No.T:It doesnt matter.Stick apicture ofa palmtopcomputerontheblackboard.Look atthepicture.This isa palmtopcomputer.We knowfromthe picturethat apalmtopcomputerisakindof computer thatwe canputon ourpalm.It svery small,light andconvenienttocarry about.Doyou likeitSs:Yes,I wishI couldhave one.T:Certainly you11have onesomeday in thefuture.From thesethreepictures weknowthatcomputers aregetting smallerand smaller.Theyre becomingmoreandmoreconvenientto becarried about.Can youguesswhat thefirst computerwas likeS:I guessit musthave beena verybig one.T:Yourequiteright.Stick thepictureof the Eniacontheblackboard.Look,this is thefirstcomputer.It isas bigasahouse.Maybeyoucantimagine howbig itis.But it doesntmatter.What weneedtoknowis thatcomputers arebecoming smallerand smaller,lighterand lighter.What doyouthinktheywilllooklikein thefuture andhowwe willuse themWho,d like to tellus youropinionS:Let metry.Ithinkcomputers maylooklikea watchoracellphonein thefuture.They willbecome evensmaller.We canuse themto watchTV,read books,searchforinformation,chat withour friends,check thedateandthe time,and sendinformation toothers.T:Very good.Now,imagine thatyou hadto describeacomputertosomeone wholivedin the19th century.Howwouldyou explainitWhat wouldyoucompare ittoYou mayhavea shortdiscussioningroupsof threeandthen writeashortdescription.Allow thestudentsafewminutesto discussandwritetheircompositions.If timelimits,allowthestudents tofinish theirwritingafter class.Sample description:Have youseen acomputerLet metell yousomething aboutit.Acomputer is an electriccalculating machinethat canstore andrecallinformation andmake calculationsat veryhigh speed.It isa wonderfulmachineand can do most ofthethings peoplecando,but itcan workmillionsof timesfaster.The firstlarge,modern computerwas builtin1946,andpeople neededa largehouse to put itin.In thelast fewyears therehavebeen greatchanges incomputers.Today theycan be used inmany fields.People evenuseitto paytheir billsor orderwhattheywant.It issaidthat in thefuturecomputers wouldarrange everythingforpeople,and doalmostall kindsof work.That wouldbeareal computersociety!Step VISummary andHomeworkT:Today weve reada passageabout thescientific metaphors.We^vetalkedmore aboutnewtechnologytoo.In thisunit wealso learnthowto becomemore creativeby practisinggood thinkingstrategies.They canbeused tostudy English,too.Read thetips onPage64carefullyandtrythe ideasin future.Theyre helpfulforyourstudy ofEnglish.Besides,we,ve reviewedtheAttributiveClause.Afterclass,you shoulddo morepractice byyourselves tomaster itbetter.Finally,haveadiscussion withyourpartnertofindthe answersto thetwoquestions inCheckpoint18onPage
64.I’11checkyouranswerstomorrow.OK.That,sallfortoday.Suggested answers:
1.Rephrase,impossible,crazy,breakawayfrom,explore,combine,trial,•••
2.Convenient,environmentally,friendly,automatically,•••Step VIIThe DesignoftheWriting onthe BlackboardUnit18Inventions TheFourth PeriodLanguagePoints:sb.be saidtobe…be differentfrom Abe similartoB nowthatComputers:Division byzero(除数为零)Duplicate definition(重复定义)File alreadyexists(文件已经存在)File alreadyopen(文件已打开)File notfound(文件没找到)FOR withoutNEXT(For语句中没有对应的next语句)Illegal direct(非法的直接使用)Illegal functioncall(非法函数调用)Incorrect DOSversion(不正确的DOS版本)Internal error(内部错误)out ofdata(数据不够)out ofmemory(超内存)out ofpaper(打印纸不够)overflow(溢出)Path notfound(路径没找到)Step VIIIRecord afterTeachingThe FifthPeriodThe AttributiveClauseTeaching Aims:
1.Revise theAttributiveClause,including theRestrictiveAttributive Clauseandthe Non-restrictive AttributiveClause.
2.Revise theuse ofrelative pronounsand relative adverbs.
3.Expand theknowledge oftheAttributiveClause.Teaching ImportantPoint:The usageofthe relative pronounsand adverbs.Teaching DifficultPoint:Help thestudentstomasterthe way ofchoosing a relative pronounor arelativeadverb correctly.Teaching Methods:review,explanation,inductive methodsTeaching Aids:
1.theblackboard
2.the multimediaTeachingProcedures:Step IGreetingsGreet thewhole classas usual.Step IIRevision andLead-inTeacher checksthe homeworkexercises firstandthenshows thefollowing onthe screen.
1.He isafamousscientist.
2.Who sthat girlin red3I veread allthe booksthatyoulent me.・
4.1have lost my pen,which Ilike verymuch.T:That sallforthe homework.Now pleaselookatthe sentences onthe screen.Pay specialattention tothe underlined parts.Is thereanythingin commonbetween themSs:Yes.They allidentify the nouns,which areused withthem.Eachpart tellsus whichthing orperson thespeaker istalkingabout.T:That istosay,the functionof eachunderlinedpartisthesame.Each of them is used asan attributeto describeeach noun.Well,are thereanydifferences between themSI:Yes.In thefirst sentence,the attributeis anadjective andputbefore thenoun;the secondisaprepositional phraseput after thenoun;thethird andfourth sentencesare fullsentences put afterthenouns.T:You areright,what dowe callthe sentencesputafterthe nounSs:The AttributiveClause.「Quite right.In acomplex sentence,the clausemodifying a nounorapronoun in the main clause iscalled anAttributiveClause.The nounorpronoun iscalled Antecedent.The wordthat/which introducestheclausebetween thenoun/pronoun andthe clauseiscalled RelativePronounor RelativeAdverb.The relative pronouns or adverbs dotwo jobsat once.They can beused as subjects,objects,attributes oradverbials in theclause;atthesame time,they joinclauses together.About theuseof them,we11have particularrevision aftera while.Now lookatthe sentenceson the screen.Teacher shows thefollowing onthe screen.Complete thesentences withsuitable relatives.
1.I knowthe reasonhe camelate.
2.Do youknowthe woman,son went to collegelast year
3.The housecolour isred isJohn s.
4.This isthe bestfilm Ive ever seen.
5.That isthe townhe workedin
1987.T:Who dliketo tell mewhat shouldbe filledin thefirst sentenceS2:1think“why shouldbe filled.Because the antecedent is“thereason“andthe relative is usedas the adverbialof reasonin theAttributiveClause.T:Yes.How about thesecondsentenceTeacher goesto anotherstudent andasks her/him toanswer.S3:1fill“whose here.Because the antecedent is”thewoman”andthe relativeisusedastheattribute in theAttributiveClause.T:Right.Sit down,please.Now letslookatthethird sentence.Suggested answers:
3.whose
4.that
5.whereStep IIISummarize theUse oftheNon-restrictive AttributiveClauseT:The Non-restrictive AttributiveClause isa clausewhich givesextrainformationtotheantecedent.So weusea comma tointerrupt thesentence.When theNon-restrictive AttributiveClause iscut off,thesentence stillhas afull meaning.Now lookatthesentencesonthe screen.Show thefollowing onthe screen.
1.I havetwo brothers,who areboth soldiers.
2.Next week,which you11spend inyour hometown,iscoming.
3.I’ve triedtwo pairsof shoes,neither of which fitsme well.T:Pay attention totheunderlined parts.There arecommas tointerruptthesentencesand“that”can notbeusedintheNon-restrictiveAttributive Clause.You shouldpay moreattentiontothe structureuIndefinitePronoun/Numbers/Noun/Superlative+ofwhich/whom“is oftenusedintheNon-restrictive AttributiveClause.Step IVThe UsageoftheRelative PronounsandtheRelative AdverbsT:As weknow,relative pronounsoradverbspaly importantparts intheAttributiveClause.Now lets make a listofthemontheblackboardfirst andthen revisetheir usagewiththehelp ofthe formsonthe screen.Bb:the relative pronouns:who,whom,that,whose,which;the relativeadverbs:when,where,whyTeacher collectsthemfirstandthenshowsthefollowing.Form1:therelative pronouns referring to functioninthe clausewho peoplesubject/objectwhom peopleobjectthat people/thing subject/objectwhich thingsubject/objectwhose people/thing ofwhom/which attributeForm2:therelativeadverb referringto functioninthe clausewhen=at/in/onwhichtime adverbialof timewhere=in/at whichplace adverbialof placewhy=for whichreasonadverbial ofreasonTeacher explainsthetwoforms separatelyand addsthe followingwithexamples onthe screen.T:
1.When arelativepronounisusedasasubject inthe clause,theverb mustagree withtheantecedentin personand number.e.g.
1.Those whowanttogotothe cinemamust beattheschool gateby3:30p.m.He whodoesn,t reachthe Greatwall isnot atrue man.
2.When theantecedent isthe structureof“one of+n.pl.”,the verbintheclause mustbe plural,agrees withthe pluralform.However,ifthereis“the”or“only”before“one”,the verbintheclause mustbesingular,agrees withtheword“one”.e.g.
2.She isthe onlyone ofthe girlswho hasbeen toBeijing.He isone ofthe boyswho haveseen thefilm.
3.When theantecedent isanounfor timeor place“when”or“where“isnotalways usedto introducetheclause.It dependson thefunctionoftherelative wordintheclause.e.g.
3.The timewhen/that Iwent toTokyo isin
1982.I11never forgetthe timewhich/that Ispent atcollege.The shopwhich I bought is big.The shopwhere/in whichIboughtthe bookisbig.Step VThe DifferenceBetween“that”and“which”T:As weknow,both“that”and“which“canbeusedforthings,but,theuseofthemare notalways thesame.Let slookatthe sentencesonthe screen.Show thefollowing onthe screen.
1.This isthesecondarticle that Ihavewritten inEnglish.
2.It isthebestfilm thathe haseverseen.
3.This isthe verybook thatI wanttoread.
4.All that they toldme surprisedme.
5.They talkedabouttheteachers andschools thatthey hadvisited.
6.Who isthe comradethat wasthere
7.There isa bedintheroom thatis stillvacant.
8.Our villageisnolonger theplace thatit usedtobe.T:From thesentencesonthescreen,wecanmakeasummary ofthe useofthat and which”.Look atthescreenagain.Show thefollowing onthescreen.1In followingcases,that”is oftenused.1After ordinalnumber andsuperlatives.2After thefollowingwords:all,only,little,few,much,very,none,last,just,anything,everything,something,nothing.3After twoormoreantecedents,referringtoboth peopleandthings.4After interrogativepronouns“which”or“who”.5When therelativepronounisusedasapredictive intheclause.6When themainclausebegins withuThere be”.
2.In followingcases,“which“is alwaysused.1After prepositions.2To introducea Non-restrictive AttributiveClause.3The wholemain sentenceisthe“antecedant“oftherelativeclause,and thereis alwaysacomma.Step VIPracticeT:Now letsdosome exercises.Look atthescreen.Fill inthe blanks,choosing properrelative pronounsor relativeadverbs.Show thefollowingonthescreen.
1.Tell methe reasonforyouwere latefor class.
2.Who isthe girlis speakingthere
3.This isMr Smith,has something interestingtotellyou.
4.The computerCPU doesn,tworkhas toberepaired.
5.This kindofcomputer,is well-known,is outof date.
6.This isjust theplace Ive beenlonging tovisitfor years.
7.His motherisanengineer,makes himvery proud.
8.The oldman hasfour sons,three ofare doctors.Suggested answers:String toolong(字符串过长)Subscript outof range(下标范围不够)Syntax error(句法错误)Too manyfiles(文件过多)Type mismatch(类型不匹配)Access denied(存取被拒绝)Backup filesequence error(后备文件挨次错误)Bad ormissing commandinterpreter(非法的或缺少命令解释程序)Bad partitiontable(非法的区分表)Bad unit(非法的装置)Batch filemissing(批处理文件丢失)Cannot executeFORMAT(不能执行FORMAT)Cannot findsystem files(找不到系统文件)Cannot openoverlay(不能打开掩盖段)
9.TV ofthe Future
1.which
2.that
3.who
4.whose
5.which
6.that
7.which
8.whomStep VIITestT:Now.Lets haveatest.Look atthescreen.Do thisexercise byyourself.A fewminutes later.P11give youtheanswers.Show thefollowingonthescreen.
1.I dont likethewayhe talkedto hismother.A.as B.thatC.which D.by which
2.1nthedark street,there wasntasingle personshe couldturnfor help.A.that B.whoC.from whomD.to whom
3.The weatherturned outtobevery good,was morethan wecouldexpected.A.what B.whichC.that D.it
4.All isneeded isa supplyof oil.A.thethingB.thatC.what D.which
5.He paidthe boy$10for washingthe windows,mostofhasn,t beencleanedat leasta year.A.these B.thoseC.that D.which
6.She spokeaboutthebooks andwriters sheremembered.A.that B.whoC.which D.whom
7.The cleverboy madea holeinthewall,he couldseewhatwas goingoninside thehouse.A.inwhichB.through whichC.at whichD.on whichSuggestedanswers:LB
2.D
3.B
4.B
5.D
6.A
7.BStep VIIIHomeworkReview theAttributive ClauseStep IX TheDesignoftheWritingontheBlackboardUnit18InventionsThe FifthPeriodThe AttributiveClauseI.The differencesbetweentheRestrictive AttributiveClauseandtheNon-restrictive AttributiveClauseII.The useoftherelative words:
1.relativepronouns:who,whom,whose,that,which
2.relativeadverbs:where,when,whyIII.The differencesbetween thatandwhich”Step XRecord afterTeaching文档内容到此结束,欢迎大家下载、修改、丰富并分享给更多有需要的人Where istelevision goingfrom hereTelevision,the boxitself andwhatitdoes,is changinggreatly.While nobodyisreallysure whatits goingtolooklike,TV andthe Internetare comingsilently together.In theold daysof broadcasting,people usedtosaythatthereal miracle(奇迹)of televisionwas turningair intomoney.The televisionmiracleof thefuture isinteractive(相互影响的).“TheInternetisthemost significantchange increating whatbecomesthenextmass mediathatIthink anyof uswill experiencein ourlifetime,“says TomFrank,a networkexpert.Using unusedlines intheTV spectrum(范U),broadcasters arelearning howtoputbrand-newinteractivity intoTV programs.There willbealittle instrumentthatwill indicatethat interactivityis presentand possible.Then,just willastandard remotecontrol likethis youwouldbeable topress onebuttonand say,start thatinteractivity.A menuwould appear,similar totheone ona website,that wouldlet you interact withthe programas itwasbeing broadcast.If youare watchinga cookingshow,for example,you canprintthe recipe(烹饪法)or evenpause theshow and buy theingredients.Many websites doexist nowwhere youcan actuallyget yourfood shoppingdonefor yourselfand deliveredtoyour house.So youcan orderthe veryingredientsforthedish youare watchingthe chefmake onTV.And itwillbring theright quantityof thingsdirectly toyourhouse.You couldalso interactwith TVcommercials.While youre watchingacommercial,youhavethe choiceto buythe clothesthe actorsare wearing.Of course,the moreyouinteractwith thisnew sortof TV,the moreyouleave adigital record,andthemore advertiserslearn aboutyour shoppinghabits.In fact,TV adsmightbetargeted atthis specialgroup ofpeoplewho sharea commoninterest.In thefuture,almost anythingmight bepossible.Even newsprograms likeWorld NewsTonight couldbeimproved.You couldhavethechoice ofchanging cameraangles.If youwanted,youcould pausewhat areporter issaying andgo backto WorldNews Tonighttowatch thenext story,or skiptothelast storyintheshow,or perhapsgodeeper intoa topicand viewan interviewprepared forNightline lateron.In thenear future,youreexpected tosee televisiondevelop tobecomemore liketheInternet,meaning morechoice,the abilityto dothe sortsofthings youwantto do atthe momentyou wishtodothem.IV.Teaching Time:Five periodsTheFirst PeriodTeachingAims:
1.Improve thestudents listening ability.
2.Talk aboutsome topicsaboutinventionsand practisesupportingan opinion.
3.Learn andmaster someusefulwordsand expressions.Teaching ImportantPoint:Train thestudents listeningand speakingabilities bytalking aboutandlisteningtosome materials.Teaching DifficultPoints:
1.How tohelpstudentstoimprovetheirlisteningability.
2.How tohelp thestudentstolearn toexpress andsupportanopinion.Teaching Methods:
1.Discussion tomake studentstalkaboutinventions.
2.Individual orpair worktomakestudents practisetheir speakingability.
3.Listening practicetoimprovethestudentslisteningability.TeachingAids:
1.the multimedia
2.theblackboard
3.some cardsTeachingProcedures:StepIGreetingsGreet thewholeclassas usual.Step IIWarming-up andDiscussionT:Walk toone student.How doyou cometo schoolevery day,WangJingS:I cometo schoolon footevery day.My homeis quitenear.It onlytakesme aboutten minutes.T:That squite convenient.You,re lucky.And,Li Fang,how aboutyouS:I cometo schoolby bike.It takesme about15minutestoget toourschool.T:You mustbe carefulonyourway toand fromschool.There mustbemany peopleontheroad.Do youthinkitconvenientS:Most ofthetimeitis,but sometimesmy bike has aflattyre.Ihave toget itrepaired andtherefore I11be latefor school.Once Ievenlostmybike.When Iwenttoget it,itwasgone.I hadto takeataxi togo homeandbuyanother bike.T:I msorry tohear that.But supposeanewtypeofbikehasbeeninvented,what doyouwantittobe likeU:Ithinkthenewtypeofbike canbe foldedup andcarried aboutsothatitwill notbe stolen.T:Good idea.But thisisnotveryconvenient.It snot easyfor youtocarryabike around,is it。