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2019-2020年高中英语Unit4Wildlifeprotection课时作业新人教版必修【导语】 专家指出地球上的动植物物种正以前所未有的速度消失,而无论是它们栖息地的丧失、污染,还是全球变暖带来的间接影响,祸根都源于人类北部白犀牛 小嘴狐猴Extinctionisforever!Asalmosteveryoneknows,tobeeextinctistobegoneforever.EvenbeforemansarrivalonEarth,speciesbecameextinctquitenaturally.NaturalextinctionhappenswhenaspeciesdecreasesinnumbersgraduallybutsteadilyattheendofitsevolutionaryperiodonEarth.Thelengthofthisperioddependsonhowwellaspeciescangetusedtochangesaroundit.Thisprocessofextinctioncantakeaverylongtime—sometimesseveralmillionyears—andtheextinctionofonespeciesisimmediatelyfollowedbytheappearanceofanotherinacontinuouscycle.Thecaseofthedinosaursisthemostwell-knownexampleofnaturalextinction.TheyappearedonEarthabout200millionyearsagoanddominated(统治)bothlandandseaforalmost100millionyears.Itisnotcertainwhythedinosaursbecameextinct,buttheirdisappearancewasanaturaloneandnewspeciesofanimalsevolvedtoreplacethem.Therateofextinctionhasspeededupunnaturallyoverthelast400years,risingsharplysince
1990.Thisincreaseintherateofextinctionisdirectlyrelatedtotheincreaseinthehumanpopulationoverthesameperiodoftime.Thegreatnumberofhumanshascausedgreatdamagetotheplanet,aswildhabitatshavebeentakenover,forcinganimalsandplantsintosmallerandsmallerareas,untilsomeofthemhavebeeextinct.Wehavealsopollutedsomehabitatswithchemicalsandwaste,makingthemunfitforwildlife.Thesecausesofextinctionareknownasindirectdestruction.Animalsmayalsobeeextinctthroughdirectdestruction.Thisincludesthehuntingandcatchingofanimals.Manhasalwayshuntedandkilledwildlifebutwhenearlyhumanslivedmoreinharmonywithnature,theykilledanimalsforessentialfoodandclothing.Whenfirearmswereinvented,greatdestructionofspecieswaspossible.Animalshavebeen,andstillare,killedformeat,clothing,medicines,feathers,eggs—andsometimesjustforamusement.Somespeciesarestillcaughtinthewildforthelivepettrade,eventhoughtheirnumbersaredecreasing.Theextinctionofatleast500speciesofanimalshasbeencausedbyman.Todaythereareabout5,000endangeredanimalsandatleastonespeciesdiesouteveryyear.Thereareprobablymanymorewhichbeeextinctwithoutanyoneknowing.【词海拾贝】1.extinction n.灭绝;绝种2.steadilyadv.平稳地3.continuousadj.连续不停的;不间断的4.habitatv.栖息地5.destructionn.破坏【问题思考】阅读短文,判断正T误F1.BeforemanarrivedonEarth,specieswerenotextinct. 2.Scientistsarequitesurewhythedinosaursbecameextinct. 3.Theincreaseinthehumanpopulationcausestheincreaseintherateofextinctionoverthesameperiodoftime. 答案
1.F
2.F
3.TⅠ.将单词与其正确释义配对1.decrease A.鉴赏;感激;意识到2.reserveB.安全的;可靠的3.huntC.雇佣;利用4.respondD.减少;变小5.containE.包含;容纳;容忍6.affectF.保护区7.appreciateG.成功;接替;继任8.succeedH.回答;响应;做出反应9.secureI.损害;危害10.ineJ.收入11.employK.打猎;猎取;搜寻12.harmL.影响;感动;侵袭答案
1.D
2.F
3.K
4.H
5.E
6.L
7.A
8.G 9.B
10.J
11.C
12.IⅡ.根据所给汉语提示写出单词1.________n.仁慈,宽恕;怜悯2.________v.咬;叮;刺痛3.________vt.检查;视察4.________n.事件;事变5.________adj.凶猛的;猛烈的答案
1.mercy
2.bite
3.inspect
4.incident
5.fierceⅢ.根据英语释义写出单词1.________farawayinspaceortime2.________feelingoffortwhensomethingworryinghasendedornothappened3.________tokeepsomeoneorsomethingsafefromharm4.________beabletocontrolevents5.________beimportant答案
1.distant
2.relief
3.protect
4.powerful
5.importanceⅣ.选用短语的适当形式完成句子decreaseto;inpeace;indanger;burstintolaughter;payattentionto;doharmto;protect...from;inrelief;dieout;atthemercyof1.Readinginbedforalongtimewill________________youreyes.2.Everystudentshould________________whatyourteachersaidinclass.3.Thetwocountrieshavebeenlivingtogether_____.4.Noonewasinjuredintheaccident;weallsmiled_______.5.Itshightimethatweshouldtakemeasurestoprotecttheseoldtraditionsbeforethey______________.6.Thepoorcatis________________thenaughtyboy.7.Hearingthefunnystoryalloftheboys_____________.8.Childrenslivesare____________________everytimetheycrosstheroad.9.Thegovernmentisdoingthebestto________thoserareanimals________beinghunted.10.Thenumberoftherarebirdsinthisareahas_______aboutninety.答案
1.doharmto
2.payattentionto
3.inpeace4.inrelief
5.dieout
6.atthemercyof
7.burstintolaughter
8.indanger
9.protect from
10.decreasedto 课文表层理解Ⅰ.判断正T误F1.TheantelopeinTibetbeesanendangeredspeciesbecauseofitsfurbeingusedtomakesweaters. 2.Thelivingconditionsoftheelephantsareworsethantheywere. 3.WhatthegovernmentofZimbabwedidprovideuswithagoodexampleofhowtoprotectwildlife. 4.Themillipedeinsectproducesadrugnaturallywhichcanprotectanimalsfrommosquitoes. 5.Daisyreturnedhomewiththemonkeyandbegantomakehernewdrug. 答案
1.T
2.F
3.T
4.T
5.FⅡ.读课文,回答问题1.Whatdoestheword“it”refertointheLine2inthesecondparagraph?within3words______________________________________________________________________________________________________________答案Theelephant.2.Fillintheblankwiththewordsfromthesecondparagraph.within2wordsWhenDaisyheardthattheelephantaskedwhethershecametotakeitsphoto,shelaughed________.答案inrelief3.Whydidthemonkeyrubitselfaccordingtothethirdpara-graph?within10words______________________________________________________________________________________________________________答案Becausethemonkeyprotecteditselffrommosquitoes.4.WasDaisyabletomakehernewdrug,why?within15words______________________________________________________________________________________________________________答案No,shedoesnt.Becauseshewasinherdreamandeverythinghadgone.HowDaisyLearnedtoHelpWildlifeParagraphsMainideasSupportingdetailsPara.1WhyweneedwildlifeprotectionAnimal:TibetanAntelopeSituation:beinghuntedforthefurunderitsstomachResult thenumbersisdecreasingrapidlyPara.
21.________Animals elephantsinZimbabweSituation
2.________Result protectedbyfarmerswho
3.________Para.3andPara.
44.________Animal amillipedefromathickrainforestSituationproducesadrugnaturallywhichcanprotectusfrommosquitoesResult:
5.________答案
1.Agoodexampleofwildlifeprotection2.previouslyhuntedwithnumbersdecreasingrapidly3.makemoneyfromtourism4.Whatwecangetfromwildlifeprotection5.tellWWFaboutthedrug课文深层理解Ⅰ.读课文,回答问题WhatsthemainideaofthepassageItisaboutastrangedreamthatDaisydreamed.Inherdream,shetooka________totravelandtalkedwithmanydifferent_______,whichmadeherknowtheimportanceof_______________.答案flyingcarpet animals wildlifeprotectionⅡ.单项选择1.Daisyfirstlearnedabouttheantelope________.A.fromhersweatermadeoffurB.onceshewasinTibetC.aftershesawanantelopelookingsadD.whenshewokeupfromherdream答案C2.TherearenotasmanyantelopesasitusedtobeinTibet___.A.becauseofpollutionB.duetothedevelopmentofindustryC.becausetheyrebeingkilledforfurD.forlackoffood答案C3.WhydidelephantsusetobeanendangeredspeciesinZimbabweA.Touristshuntedtoomanyelephants.B.Farmershuntedthemwithoutmercy.C.Thegovernmentencouragedfarmerstohuntthem.D.Elephantswerekilledbythegovernment.答案B4.Farmersusedtohuntandkillelephantsbecausethey______.A.didntwanttomakemoremoneyB.wantedtoprotecttheircropsC.wantedtogettheirfurandmeatD.thoughttheyweredangeroustothem答案B5.Whatdoes“Norainforest,noanimal,nodrugs.”meanA.Therearenodrugsintherainforest.B.Therewillbenorainforest,noanimals,nodrugsinthefuture.C.Animalsintherainforestdontneeddrugs.D.Therainforest,animals,drugsarecloselyrelatedtoeachother.答案DⅢ.领会句子所用的句型并译成汉语1.Thisiswhatwildlifeprotectionisallabout._______________________________________________________答案这正是野生动物保护的意义所在2.Werebeingkilledforthewoolbeneathourstomachs._______________________________________________________答案为了我们肚皮下的毛,我们正在被屠杀
3.Norainforestnoanimals,nodrugs._______________________________________________________答案没有雨林,就没有动物,也就没有药物了4.Afterawhileshesawsomezebrawithblackandwhitelinesgoingbeneaththeirstomachs._______________________________________________________答案过了一会儿她看到了一些斑马,它们身上有一直延伸到腹部的黑白相间的条纹建议信本单元的写作任务是建议信,它属于应用文建议信的目的是向有关组织或个人提出建议,所提建议旨在就某种事物或现象,提出一些改进的措施,这种建议带有劝说性建议信现在多数都写成电子邮件的格式,它一般有称呼、正文、结尾和署名四个部分
一、基本框架1.开头——提出写建议信的缘由2.主体——写出建议的具体内容,并指出你所提建议可能会带来的好处3.结尾——提出希望自己的建议被采纳的想法
二、注意事项1.注意人称和时态的合理使用2.注意语言要委婉、中肯,建议要合理,表达要清楚3.注意写作要点不能遗漏,表达方式要多样,行文须连贯,过渡要自然
三、典型句式1.反映现象的常用开头句式Imwritingtotellyouthat...Recentlywehavemadeasurveythat...Manypeopleareworriedabout...2.提出措施的常用句式Weintendto...tohelp/save/protect...Wearereadytocallonpeopleto...Wefeellikedoing...toteachtheillegalhuntersalesson...Wedrathernot...butdo...3.征求对方支持的常用表达Weneedyoursupporttomakemoreandmorepeople...Wouldyoupleasehelpusto...by...Wellappreciateitifyoucan...Inorderto...weneed...IhopethatIcangethelpfrom...众所周知野生动植物的数目已经减少,一些动物也已经灭绝了我们怎样阻止濒危的动物灭绝呢?请根据以下提纲写一篇100词左右的文章,呼吁人们行动起来1.我们应该保护它们免遭捕杀2.应该设立一些自然保护区和保护带,目的是使动物能够平静地生活3.政府应该制定更强有力的法律来保护动物[写作提示]本文为一篇提纲挈领式作文,这类题型的主要特点是要点明确,范围具体,贴近生活,易于动笔此类试题中有较多的文字说明,实际上规定了考生表述的思路,对考生的写作范围做了较为明确的限定,试题中规定的要点一个也不能回避考生既不能随意发挥也不能逐条翻译写作前应注意审题、围绕主题提炼要点,做到要点全面;最好是分几大层次,忌一揽子式的表达,缺乏层次与条理,忌“挤牙膏”式,想到哪儿写到哪儿,想到什么就写什么,缺乏全局观念;根据不同的文体来确定写作时采用的相应格式;要弄清表达时具体需要用什么人称可能用到的表达方式dieout灭绝;pay/attract/drawonesattentionto吸引某人的注意力;protect...from...保护……以防……;inpeace和平地,平静地;atthemercyof...任由……摆布;itiscertainthat...……是确定的;eintobeing形成【范文点评】范文点评 Asweallknow,
①the_number_ofwildplantsandanimalshasalready
②decreasedandsomeanimalshave
③died_out.Itishightimeto
④preventendangeredanimalsfromextinction.First,itsofgreatimportancetoregardanimalsasourfriends,soweshouldnothunt.Secondly,somenaturalreservesandzonesshouldbesetup.
⑤Onlyinthiswaywillanimalsnotbehurtmoreoften.Lastbutnotleastourgovernmentshouldmakemorepowerfullawtoprotecttheanimals.Ifeveryonehasthesenseofprotectingwildlife,
⑥it_is_certain_thatanatmosphereofprotectingwildlifewilleintobeing.这篇文章要点齐全、结构完整、层次分明、用词准确生动,是一篇难得的佳作其中比较好的一些单词、短语和句式有
①thenumberof;
②decrease;
③dieout;
④prevent...from...;
⑤“only+状语”引导倒装句表示强调;
⑥itiscertainthat...假如你叫李华,请根据下表内容给中国野生动物保护协会CWCAChinaWildlifeConservationAssociation的会长写一封建议信问题1990年藏羚羊的数量大约有100万只,现在只剩下不到10万只,数量急剧减少原因为了获取藏羚羊的皮毛,非法捕杀藏羚羊的事件仍时有发生建议
①利用本协会的影响力加大对保护藏羚羊的宣传力度
②增加用于藏羚羊保护的资金
③建议协会派出一些志愿者来协助保护藏羚羊注意
1.词数100左右;2.不可遗漏要点,可适当增加细节;3.书写要工整、干净参考词汇藏羚羊 Tibetanantelope______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________答案DearPresident,ImwritingtogivesomesuggestionstofurtherprotecttheTibetanantelopes.AsisoftenreportedtoomanyTibetanantelopesarebeinghuntedandkilledillegallyfortheirfur.Bysellingthefurtheillegalhunterscanmakegreatprofits.AsaresultthenumberoftheTibetanantelopesisdecreasingrapidlyfromabout1,000,000in1990tolessthan100,000atpresent.Immediatemeasuresmustbetakentosolvethepresentsituation.FirsttheimportanceofprotectingtheTibetanantelopesshouldbeadvertisedthroughyourassociation.SecondwouldyouprovidemoremoneyforthepreservationoftheantelopesLastbutnotleastIsuggestthatsomevolunteersbesenttheretohelpprotectthem.ThesearemysuggestionsandIhopetheycouldmeansomethingforabetterfutureoftheTibetanantelopes.Lookingforwardtoyourreply.Yourssincerely,LiHuaA级 基础过关Ⅰ.语法填空在句中空白处填上适当的内容1个单词或括号内单词的正确形式1.Hefeltnervouswiththewholeclass________lookathim.2.Youmustunderstand________importantitisforustolearnEnglishwell.3.Itisveryimportanttokeepchildren________safetywhenweareawayonholiday.4.Thewomantriedherbesttoprotectthechimpsintheir________naturehabitat.5.Wetakethischancetoexpressoursincere________appreciateofyourhelp.6.Thelittlegirl________bitebadlybymosquitoeslastnight.7.After________while,Ibegantogetboredwithmyjob.8.Thethievesdroppedthethingsandranawayas________quickastheycould.9.Oneofthe________amazethingsaboutlife,forme,isthatwehaveachoiceineverythingwedo.10.TheTVset________repairbyafriendofmyfathersnow.答案
1.looking
2.how
3.safe
4.natural
5.appreciation
6.wasbitten
7.a
8.quickly
9.amazing
10.isbeingrepairedⅡ.完成句子1.Theparkwasfulloffreshnessandbeautyofspring,________________________________阳光照耀,鸟儿歌唱.2.________________________________在学年远未结束之前,studentsbegintheirsearchforjobduringvacation.3.Toomuchstressnotonlymakesusloseourmotivationtostudy______________________________而且毁了我们的健康.4.Everyonewantstovisittheplace____________________他曾工作过的.5.Ifvisitorstotheplacedo_______________________像那对夫妻一样,itwillbepollutedsoon.6.Myuncleis________________________________如此和善以至于allofuslikehim.答案
1.withthesunshiningandbirdssinging
2.Longbeforetheendoftheschoolyear
3.butalsoruinsourhealth
4.whereheonceworked
5.asthecoupledid 6.sokindthatB级 能力提升Ⅲ.阅读理解阅读下面的短文,从每题所给的四个选项A、B、C和D中选出最佳选项CanwegiveahandtothoseendangeredanimalsYeswemayonlydoalittlebitbuttogetheroursmallactionsadduptoalot.1.ProtectwildlifehabitatPerhapsthegreatestthreatthatfacesmanyspeciesisthewidespreaddestructionofhabitat.Cuttingdownforestsfarminganddevelopmentallresultinlossofwildlifehabitat.Inareaswhererarespecieslivehabitatdestructioncanquicklyforceaspeciestoextinction.Byprotectinghabitatentiremunitiesofanimalscanbeprotectedtogethernaturally.Parksandreservesarenowalltoooftentheonlyhabitatsthatareleftuntouchedbyhabitatdestruction.2.Reducethethreatofinvasive入侵的speciesThespreadofnonnativespecieshasgreatlyreducednativepopulationsaroundtheworld.Invasivespeciespetewithnativespeciesforresources资源andhabitat.Theycanevenprey_onnativespeciesdirectlyforcingnativespeciestowardsextinction.3.Placedecals贴花纸onwindowsItisreportedthatasmanyasonemillionbirdsintheUnitedStatesdieeachyearbecauseofcollisions碰撞withwindows.Youcanhelpreducethenumberofcollisionssimplybyplacingdecalsonthewindowsinyourhomeandoffice.4.SlowdownwhendrivingManynativeanimalshavetoliveindevelopedareasandthismeanstheymustmoveinhumanlivingareas.Oneofthebiggestobstacles障碍tothemisthatcreatedbyroads.Roadsdividehabitatandpresentaconstantrisktoanyanimalattemptingtocrossfromonesidetotheother.Sowhenyoudriveoutslowdownandkeepaneyeoutforwildlife.【语篇解读】 我们能为濒危动物做点什么?本文给出了很好的建议,我们每个人都可以为此伸出援手,尽自己的微薄之力1.WhatwouldbethebesttitleforthispassageA.HowanimalsgotoextinctionB.TheimportanceofprotectingwildlifeC.WhattodotohelpsavewildlifeD.Howtoprotectwildlifehabitat解析主旨大意题本文主要列举了人们怎样伸出援手去救助濒危动物,故C项最能概括文章的大意,为最佳标题答案C2.Peopleareadvisedtoputdecalsonwindowsto________.A.decoratethehousesandbeautifytheenvironmentB.protectthewindowsfrombirdshittingC.attractmorebirdstomakehomesnearbyD.avoidbirdshittingthewindowsbymistake解析细节理解题根据第三种措施的描述可知,在窗户上贴花纸是为了避免飞鸟因误撞而丧命,故选D答案D3.Theunderlinedphrase“preyon”inthepassagemeans________.A.driveaway B.livewithC.killforfoodD.fightwith解析词义猜测题根据上文的意思入侵物种与当地的物种争夺资源和栖息地再结合该句的意思“它们甚至直接preyon当地的物种,这样迫使当地的物种灭绝”可推知,该短语的意思为“猎食,捕食”,故选C答案C4.Wecanlearnfromthepassagethat________.A.thehabitatsofmanyspecieshavebeendestroyedB.aboutonemillionbirdsareattackedbyinvasivespecieseachyearC.perhapsthebiggestthreattomanyspeciesisthattheyareeasilybumpedbycarsD.invasivespeciesonlypeteforfoodwithnativespecies解析细节理解题大概有一百万只鸟是死于误撞窗户,而不是外来物种的袭击,故B项错误;很多物种的最大威胁是栖息地被破坏;故C项不对;入侵物种和本地物种竞争的不仅仅是食物,还有栖息地和资源,故D项错误,A项指出许多物种的栖息地被破坏了,符合文章大意故选A答案AⅣ.七选五根据短文内容,从短文后的选项中选出能填入空白处的最佳选项选项中有两项为多余选项·____1____Homecanbeagreatplaceforchildrentostudy.Itsimportanttoprovideaworkspaceoftheirownwheretheycanreadbooksorjustwritealettertotheirfriends.·Location位置2____Kitchensanddiningroomsarenotsowellsuitedforregularstudy,sincebooksandpensgetinthewayoftheday-to-dayuseofthoseareas.Setupaplacewhereachildcansettleinandleavepapersandpensathandwithouthavingtocleareverythingawayeachnight.Forachildthatlikesbeingalone,setasideacornerofhisbedroom,butkeepitseparatefromthingslikegames,musicandotherhobbiesnotrelatedtostudying.·KeepingthingsinorderParentsshouldencouragetheirchildtospreadout,buttoleaveitneatandorderlywhenheisntusinghisworkspace.Ownershipisveryimportantforself-respect.____3____Theworkplaceshouldbepersonal,butnotanotherpartoftheplayroom.·____4____Encouragethewholefamilytohelpbuildasupportiveenvironmentthatchildrenneedforsuccessinschool.Givethemagoodexampleofhowtodealwithproblems,howtomanagetimeandgetthingsdoneintherightway.____5____Studywillbemoreenjoyableandeffectivewhensupportedbythewholefamily.A.AttitudeiseverythingB.BringorganizationintoyourhomeC.Hereareseveralwaystochoosealocation.D.BuildingagoodhomelearningenvironmentE.Holdacan-doattitudeandyourchildwillfollowyourexample.F.Settingupaspaceinamonareaofyourhomecanbeagoodideaforchildren.G.Achildwholearnstoorganizehisspacewillcarryorga-nizationintoeverycornerofhislife.答案
1.D
2.F
3.G
4.A
5.EⅤ.完形填空阅读下面短文,从短文后各题所给的四个选项A、B、C和D中,选出可以填入空白处的最佳选项Wefinddifferentkindsofanimalsintheworld.Someanimalssuchastigersandlions,liveinbig____1____andtheyarecalled____2____animals.Someotherslikesheepanddogsarekeptbymenandtheyarecalleddomestic家养的animals.____3____theseanimalsareverydifferentfromeachother,butwecan____4____themintotwobiggroups thosethateatotheranimalsandthosethateatgrassandleaves.Animalsliketigersbelongtothefirstgroup.Animalslikecows,elephantsandhorsesbelongtothesecondgroup.Animalsareofgreat____5____tohumanbeings.Men____6____wildanimalsfortheirfurandmeat.Domesticanimalsareevenmoreimportanttomen.Withoutthemlifewillbevery____7____.Peoplemakeuseofanimalsinmanyways.Cowsand____8____areusefultomens____9____.Theygive80%ofthe____10____meneateveryyear.Skinofsomeanimalscanbemade____11____expensiveovercoatsandshoes,whicharewarmandfortableand____12____alongtime.Theyareveryweleincoldcountries.Woolwhichisnowoneofthemostimportantmaterialsfortextile纺织industry,____13____fromaspecialkindofsheep.Fromcows,wegetmilk.Andweshouldnot____14____thatsomedomesticanimalsarekeptfor____15____.Manypeople____16____rideonhorses.Arabsrideon____17____whichtravelindesertsfordayswithout____18____.Insomeplacesanimalsarestillusedto____19____fields.____20____isclearthatmenjustcantlivewithouttheseanimals.【语篇解读】 无论是野生动物还是家畜,在我们的日常生活中都起着重要作用,而家畜对我们的意义更大1.A.countyB.cityC.forestsD.dynasty解析根据上文可知,一般而言,老虎和狮子生活在大森林里答案C2.A.wildB.seriousC.terribleD.powerful解析生活在森林中的老虎和狮子应是wildanimals“野生动物”答案A3.A.AlthoughB.OfcourseC.SothatD.Afterall解析but不能与although连用其余两项不符合上下文逻辑,故选B“ofcourse当然”答案B4.A.separateB.divideC.burstD.break解析根据下文可知动物可被分成食草动物和食肉动物divide...into...“把……分成……”答案B5.A.usefulB.usefullyC.uselessD.use解析英语中“beof+名词”在意义上相当于形容词beofgreatuse=beveryuseful答案D6.A.huntB.discoverC.raiseD.employ解析根据下文,人们为了得到皮毛和肉就要捕猎动物,hunt...for“为……而捕猎……”答案A7.A.smoothB.difficultC.easyD.perfect解析根据上文,动物对人类很重要,因此说没有家养动物,生活将会很艰难答案B8.A.monkeysB.birdsC.bearsD.pigs解析通过上文“Domesticanimalsareevenmoreimportanttomen”可知,此处填的是需是家畜答案D9.A.ineB.furC.reliefD.food解析根据下文中的“eat”可知该处指食物food答案D10.A.mealB.meatC.honeyD.insect解析根据常识可知家养动物给人类提供了大部分的肉食givemeat“提供肉食”答案B11.A.ofB.fromC.intoD.about解析一些动物的皮可以制成昂贵的大衣和鞋子bemadeinto“被制成……”答案C12.A.lastB.costC.takeD.dress解析根据上文可知,由动物皮毛做成的衣物会耐用last“维持”在此有“经久耐用”的意思答案A13.A.resultsB.suffersC.esD.learns解析去掉中间的定语从句,主句是“Woolesfromaspecialkindofsheep”,指来自一种特殊种类的羊身上的毛答案C14.A.forgetB.rememberC.realizeD.notice解析下文提到动物作为交通工具,可知此处是指我们不应忘记……答案A15.A.protectionB.responsibilityC.transportD.reception解析根据下文可知人类常用动物作为交通工具答案C16.A.alwaysB.hardlyC.stillD.just解析always“总是”;hardly“几乎不”;still“仍然;还”;just“仅仅;刚刚”答案C17.A.elephantsB.monkeyC.mosquitoD.camels解析由常识及上下文可推测,在沙漠中使用的应是骆驼答案D18.A.restingB.drinkingC.sleepingD.stopping解析这里是指骆驼在沙漠中行走时可以连续几天不用饮水答案B19.A.ploughB.ploughingC.harmingD.harm解析在一些地方,人们常用动物来犁地beusedtodosth“被用来做某事”;plough“犁地”答案A20.A.ThatB.ThisC.ItD.So解析it在本句中作形式主语,真正的主语为that引导的从句答案C。