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2019-2020年高中英语Unit4Astronomy thescienceofthestars2教案新人教版必修3第一课时第二课时Pre-readingReadingprehension第三课时LearningaboutLanguage第四课时UsingLanguage第五课时ReadingtaskSpeakingtaskWorkbook第六课时ListeningtaskWritingtaskWorkbookPeriod1WarmingandTalkingTeachingGoals:
1.ToarouseSs’interestintheknowledgeofastronomyandscience.
2.TodevelopSs’abilityinlisteningandspeaking.TeachingProcedures:Step
1.Leading-inGiveSsafewminutestosaysomethingaboutsciencebyaskingthefollowingquestions.(
1.)Whoisthefirstmaninspace,doyouknow? (
2.)WhichspaceshipdidYangLiweitaketospace?(
3.)Doyouwanttogotospaceifyouaregivenachance Step
2.WarmingUpPurpose:TointroducethetopicofthisunittoSsintheformofaskingquestionsanddiscussion.AsksomeSsthequestionsfirstandthengetSstodiscusswitheachother.Iftimepermitshaveoneortwogroupspresenttheiranswerstothewholeclass.1Howmanysubjectsarewestudyingnow
(2)Doyouhavesomescientificstudyingmethodstolearnthemwell 3Asyouseealargenumberofstudentswanttobeescientistsinthefuture.ButwhatkindofqualitiesandskillsdoweneedtoberealscientistsStep
3.TalkingWorkbook
1.DivideSsintosixgroupsandaskthemtotalkabouttherequestofTalkingonP62andanswerthefollowingquestions.Differentstudentswillgivedifferentanswers.Makenotesofsomevaluableinformationandmakeaconclusionatlast.1Whatnecessaryinstructionsshouldnewspacetravelersmake2Canyoumakealistofthem
2.ShowSssomebeautifulpicturesoftheuniversityandsay“Nowlookatthepictures.HowbeautifultheUniverseis!Itisalsofullofmysteries.HaveyoueverdreamedofflyingtothespacelikeYangLiweitounlockthemysteriesoftheuniverseIfyoucouldwhatthingsshouldyoupayattentionto”
3.EncourageSstogiveasmuchinformationaspossible.AfterthediscussionwritedownsomekeywordsandimportantexpressionsontheblackboardtohelpSstohavethesenseoftravelinginspace.Conclusion:Beforemakingatripintospacewe’dbettermakefullpreparationssuchas:collectingasmuchinformationaboutthespaceaspossible;checkingwhetheryouhavegottheproperspacesuitsornot;makingsureofallthesafetyrules;notleavingthespaceshipaloneunlessthespaceguidetellsyouto;payingattentiontorecordingsomeimportanttimeduringthespacetravelingandsoon.TeachingGoals:
1.ToenableSstobetterunderstandthetheoryabouttheoriginoftheuniverseandlifeontheearth—the“bigband”theory.
2.ToenableSstoconcernaboutthefutureoflifeontheearth.Step
1.Pre-readingPurpose:ToarouseSs’interestinlearningaboutsomerelativeinformationabouttheuniverse.
1.ShowsomepicturestotheclassandencourageSstosaysomeinformationabouthowlifebeganontheearth.Theycansaysomerelativelegendsfolktalesorscientifictheoriesaboutthetopic. Forreference:Someideasaboutthebeginningoftheuniverse:●PanGuturnsintoamyriadof各种things 盘古化生万物●PanGuseparatestheskyfromtheearth 盘古开天地Step
2.FastreadingPurpose:Togetthegistofthepassage. Tocorrectlyunderstandsomeinformationgiveninthetext.
1.AskSstoreadthetextquicklyandtrytogetthemainideaofthetext.Step
3.IntensivereadingPurpose:togetthestudentstolearnthedetailsofthetext. 1Answerthequestions:• Whendidthe“BigBang”happen• Whatformwastheearththe“BigBang”• Whatmadeuptheearth’satmosphereaftertheearthexploded• Howdidwatereintobeingontheearth• Whatwasimportanttothedevelopmentoffish• Whatmadepossibletheriseofmammalsontheearth• Whyaremammalsdifferentfromalllifeformsinthepast
(2)Fillinthechartabouttheorderofdevelopmentoflife. Period3LearningaboutLanguageTeachingGoals:
1.TogetSstoknowhowtousenewwordsandphrases.
2.TohelpSstomastersomenewwordsandexpressions.
3.TogetSstohavetheknowledgeofthisgrammarpoint:nounclausesasthesubjectTeachingProcedures:Step
1.ConsolidationPurpose:Toconsolidatethewordsandphrasesinthetext.
1.AskSstoworkingroupsandreadthetextagainandthenfinishEx1andEx2onP28andchecktheanswersingroups.
2.AskSstokeepthewordstheyfilledinEx1inheart.
3.AskSstofinishEx3andthenletthemcheckeachother’sanswers.Step
2.GrammarPurpose:TogetSstorecognizenounclausesasthesubjectandtomakesurethattheycandosomesimpleexercises.
1.DivideSsintofourgroupsandaskthemtofinishEx1ofDiscoveringUsefulStructuresonP
29.Andthenletthemdrawaconclusionaboutthegrammarpoint.Seewhichgroupunderstanditbestandhaveamemberofthegrouppresentbeforetheclass.
2.AfterthepresentationexplainthegrammarpointforSs.
3.LetSspleteEx2onpage29afterlearningthegrammar.Purpose:TogetSstounderstandtheusageofnounclausesasthesubject.1主语从句的语序 主语从句要求使用陈述句语序,而非一般疑问句语序如 Whatsurprisedmemostwasthatthelittlegirlcouldplaytheviolinsowell. 使我感到惊讶的是这个小女孩的小提琴拉得太好了 Howhewassuccessfulisstillapuzzle. 他是如何成功的仍然是个谜 2连接词的选用
①that和what的选用 that和what都可引导主语从句what除起连接作用外,还在名词性从句中充当某些成分可作从句的主语、宾语或表语而that在名词性从句中不充当任何成分,无词义,只起连接词作用如Whathewantsisabook. 他想要的是一本书 Thatlighttravelsinstraightlinesisknowntoall.众所周知,光线沿直线运行
②if和whether的选用 引导主语从句,不能用if,只能用whether如 Whetherwewillholdapartyintheopenairtomorrowdependsontheweather. 我们明天是否在户外开晚会要看天气而定
③其它连接代词和副词的选用 根据主语从句的具体意义,正确的选择whowhichwhenwherewhyhow等连接词,这些连接词既有疑问含义,又起连接作用,同时在从句中充当各种成分如 Whenweshallholdoursportsmeetisnotdecided. 我们何时举行运动会还没有决定 Whobroketheglassyesterdayisnotclear. 还不清楚昨天谁打破了玻璃 Whichcaryouwillchoosetobuymakesnodifference. 你决定买哪一辆车都不会有任何区别
④whatever/whoever的功用 whateverwhoever在主语从句中不含疑问意义它引导主语从句,并在从句中作主语、宾语、表语等whatever=anythingthat;whoever=anyonewho要注意和whateverwhoever引导的让步状语从句的区别如 Whoeverbreaksthelawshouldbepunished.(主语从句)(=Anyonewhobreaksthelawshouldbepunished.) Whoeverbreaksthelawheshouldbepunished.(让步状语从句)(=Nomatterwhobreaksthelawheshouldbepunished.) 3it构成的主语从句
①由连词that引导的主语从句,在大多数情况下会放到句子的后面,而用代词it作形式主语如 Itiswell-knownthattheearthmovesaroundthesun. 众所周知,地球围绕太阳转
3.PracticePurpose:togetthestudentstohavetheknowledgeofthegrammarthroughexercise. 1AskSstofindwhichofthefollowingsentencesaresubjectclauses. Whathewantsisabook. Itissonicethatwecanlearnthisgrammarpointtogether. I’msogladthatIcanmakefriendswithyou. Thisiswhyhedidit. DoyouagreetothesuggestionthatweshouldhaveatripinTibet Thathewantsabookiscertain.2AskSstochoosethebestanswerstothefollowingsentences.Period4UsingLanguageTeachingGoals:
1.ToimproveSs’listeningability.
2.ToensureSshavereallygraspedtheimportantwordsandphrasesoftheunit.TeachingProcedures:Step
1.ListeningPurpose:TohelpSsimprovethelisteningability.
1.Pre-listening1AskSstolookatthephotosofthethreegreatscientistsonP30andsaysomethingaboutthem.Thenaskthemthefollowingquestions.
① Doyouknowaboutsomebackgroundknowledgeofthesethreegreatscientists
② Canyousaysomethingaboutthem 2AskSstolookthroughEx1andEx2onP30andgetfullypreparedforlisteningtothetape.
2.Listening1AskSstolistentothetapeandfinishEx1onP
30.2PlaythetapeagainandaskSstochecktheanswersinpairs.3AskSstolistentothetapeforthethirdtimeandfinishEx2onP
30.Thenhavesomeofthemexplaintheiranswers.Step
2.ReadingPurpose:TogetSstoknowabouthumanbeing’sfeelingsofvisitingthemoon.
1.FastreadingAskSstolookthroughthetextquicklyandchoosethebestanswertothefollowingquestion.Step
3.SpeakingandwritingPurpose:TogetSstolearnhowtopreparealistofthingsusedforgoingtothemoon.TopracticethewritingabilityofSs.
1.Dividethewholeclassinto6groups.LetSsdiscusswiththeirgroupmemberswhattheymightneedtogotothemoon.Meanwhileaskonestudentofeachgrouptowritedowntheimportantpartsoftheirdiscussion.
2.AfterthediscussionSshavehadsomeknowledgeofthethingstheywouldneediftheyweregoingtothemoon.GetthemtodescribethethreewaysinwhichgravitychangedforLiYanpingandhowhisweightchanged..
3.ThenSstowriteashortpassageexplainingthreeproblemstheymightmeetonthemoonaswellasthesolutionstothesedifficulties.Beforewritingtheycanhaveadiscussion.Step
4.Consolidation
1.AskSstofinishEx2andEx3onP63~P64andletthemchecktheanswerstogether.
2.AskSstofinishthefollowingexercises.1Fillintheblankswithproperwordsaccordingtothegiveninformation.2FinishthefollowingsentencesaccordingtotheChinese.3Choosethebestanswertothefollowingsentences.Step
5.Homework
1. AskSstousethewordsandphraseslearnedinthisunittowriteashortpassageabouttheirownopinionsontravelingtospace.
2. AskSstopreviewthenextperiod.Period56ReadingtaskWorkbookTeachingGoals:
1. ToenlargeSs’visionofspacetravel
2. ToletSsgetmoreknowledgeaboutscienceandtechnology.
3. ToimproveSs’abilityinlisteningandwriting.
4. ToletSsknowmoreaboutspacetravel.TeachingProcedures:Step
1.ReadingtaskWorkbook
1.FastreadingAskSstoreadthetextquicklyandsilentlyandanswerthefollowingquestionWhatisthetextmainlyaboutSuggestedAnswers:Itismainlyaboutwhathappenedandwhattheysawroundthe“blackhole”.
2.Intensivereading1 AskSstoreadthetextcarefullyandexplainwhatthe“blackhole”isaccordingtothetext.Thenhavethemwriteitdown.2 AskSstoreadtheformonP67andwhichoftheoldideasaboutthe“blackhole”iswrong.SuggestedAnswers:Thefiftholdideaiswrongbecauseobjectscanbethrownfarfromthe“blackhole”bytheenergyinthe“blackhole”.Otheroldideasareright.3AskSstoimprovetheirwritingsaboutthe“blackhole”accordingtotheformonP67andchoosesomeSstoreadoldtheirwritings.Step
2.SpeakingtaskWorkbook
1. DivideSsintothreegroupsandaskeachgrouptothinkofaquestionwhichtheywanttoaskLiYanpingmost.Thenwritethethreequestionsthreegroupshavepresentedontheblackboard.Possiblequestions: Canwesee“blackholes”withoureyes Ifyoucantseeablackholehowdidyouknowyouhadgotclosetoit Haveourscientistsfoundoutwhetherblackholeswilldoharmtothehumanbeingsornot Whatwillhappenedifwegetclosetoa“blackhole” Whatwasthemostunexpectedthingyoufoundoutabout“blackholes” Whatwasthemostfrighteningthingthathappenedtoyouonthisjourney
2. AskSstoreadthethreequestionsofSpeakingtaskonP67anddiscussallthesixquestions.
3. AskSstoworkinpairsandmakeaninterview.Onestudentasksthequestionsandtheotheranswers.Thenchangeroles.Theycanbeginthedialoguelikethis.S1:GoodmorningMrLi. S2:Goodmorning. S1:Sinceyoulikethisjobwouldyoumindmeansweringsomequestions S2:Ofcoursenot.Justgoahead.S1:Whatwasthemostunexpectedthingyoufoundoutabout“Blackholes”
4. Choosesomepairstopresenttheirinterviewsbeforetheclass.Step
3.ListeningtaskWorkbook
1.Pre-readingAskSstodiscussthefollowingquestions.1Ifyouareareporterhowwillyouinterviewafamousastronomer2Whatkindofquestionswillyouaskhim3Doyouwanttoexperiencetheastronautslifeinspace
2.Listening1 AskSstoreadEx2ofListeningtaskonP65andthenplaythetapeandletthemfinishEx
1.2 AskSstoreadEx2ofListeningtaskonP65andmakesuretheyknowaboutthedifferentpartsofthespacesuit.PlaythetapeagainandaskSstofinishEx
2.3 PlaythetapefrothethirdtimeandaskSstochecktheiranswerstoEx1andEx2inpairs.Step
4.WritingtaskWorkbook
1.AskSstodiscussthefollowingquestions.1 Ifyoucantravelinspacewhichstarorplanetdoyouwanttoexplore2 Whatwillseeduringyourspacetravel3 Ifpossibledoyouwanttoapproachthe“blackhole”4 Howwillyoufeelinspace
2.AskSstowriteanarticletotellabouttheirideasandhopesforspacetravel.Theycanmakemostoftheirimagination.Remindthemtomakeamainheadingandsmallerheading.TheycanrefertothepassageonP
68.
3.AsksomeSstopresenttheirwritingstotheclass.Step
5.Homework
1. AskSstowritedowntheirinterviewsontheirnotebook..
2. AskSstosurftheInternettofindsomeinformationaboutthe“blackhole”.AskSstoreviewthisunitandpreviewthenextunit.。