人教版高中英语选修七Unit3综合技能测试

高中英语学习材料madeofjingetiejiUnit3综合技能测试时间：90分钟，满分：100分I.单项填空（每小题1分，满分15分）从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。1.Mr.Smithisverykindandfriendlyhisstudents,butheisalsoverystrictA.B.C.D.them.with;toto;withto;towith;with答案：Bbekind/friendlytosb.“对某人友好"；bestrictwithsb."对严格要求“。2.—Areyousatisfiedwiththeresult?-Notatall.Itcouldn'tbe.A.anybetterC.sobad答案：B最高级的含义。B.anyworseD.theworstitcan't/couldn'tbeanyworse"不可能比这更糟”，用否定形式+比较级表示3.Icanstillrememberthesitting-roommymotherandIusedtositintheevening.A.thatC.whereB.whichD.wherever答案：C考查定语从句。本句中关系副词在定语从句中作sit的状语。4.Itisreportedthattheofthefireinthebookstorewasthatthemanagerwastoocareless.A.excuseIC.causeI答案：Ccause表B.reasonD.question示“引起某个事件的原因”。5.Whenyoufinishreadingthebook,you'llhavebetterunderstandingoflife.A.a;theC./;theB.the;aD.a;/答案：Dlife表示“生活”，是不可数名词，不用冠词。Nomatterwhatyousay,Ishallmyownpositiononthisquestion.A.insistonC.keepupB.getonwithD.stickto答案：D表示“坚持观点、意见”等时，须用stickto。time.A.C.D.Hetriedmanytimestosneakacrosstheboardertoaneighboringcountry,havingbeencaughtunluckilycaughtalwaysbeingcaughtonlytobecaughteach答案：Donlytodo表示"结果却"。—Whowouldyourathertheoffice?—Joyce,ofcourse.havecleanedgetcleanedgetcleanhaveclean答案：Dhavesb.dosth.“让某人做某事”。原句语序应为：Youwouldratherhavewhocleantheoffice.—Hi,haven'tseenyouforages!Youlookfine.—.Youlookwell,too.A.NotatallB.Oh,noC.GreatD.Thanks答案：D对别人的表扬或鼓励应表示感谢。Theaccusedhadmanytoprovethathewasnotguilty.A.judgesB.witnessesC.lawyersD.passers-by答案：B考查名词词义辨析。judge法官，裁判员；lawyer律师；passer-by过路人。witness证人，符合题意。本题题意：被告有很多证人证明他是无罪的。—IthinkyoushouldphoneJennyandsaysorrytoher.—.Itwasherfault.A.NowayB.NotpossibleC.NochanceD.Notatall答案：A考查交际用语。选项B、C不是英语的习惯表达方式，应排除；选项D是用于表示感谢时的答复。noway意为“肯定不，没门”。Heistheonlypersonwhosawtheaccident.Soheisthemostimportantwitness.happentohappenhavinghappenedhappened答案：Asee后可跟不定式作宾补（不定式符号to要省略），表示看到某事发生的全过程。Ioftenlogonthewebsite,becauseit'swithmuchusefulinformation.A.pleasedB.packedC.burdenedD.covered答案：Bbepackedwith有“充满”之意。本题题意：我经常登录这个网站，因为它上面有很多有用的信息。Wehadapicniclasttermanditwasfulloffun,solet'shaveonethismonth.A.theotherB.someC.anotherD.other答案：Canother意为"再一，又一”，作定语时，修饰单数名词。theother,some和other作定语时常修饰复数名词。Theydrinkingalthoughtheyaredrivers.A.giveupB.devotethemselvestoC.quitD.abandonthemselvesto答案：Dalthough表示让步，其前后两句往往表达的意义是相悖的，故排除A、C;devoteoneselfto献身于，与句意不符；abandononeselfto沉湎于，符合题意。n.完形填空（共20小题；每小题1分，满分20分）阅读下面短文，理解大意，从题中（1〜20）所给的A、B、C、D四个选项中选出一个最佳答案。Allwater,evenrainwater,containsdissolvedchemicalswhichscientistscall“salts”.Butnotallwater16salty.Waterisfreshorsaltyaccordingto17judgement,andinmakingthisdecisionmanismore18byhissenseoftastethanbyalaboratorytest.Itisone'stastebudsthatacceptonewaterand19another.Asimpleexperimentillustratesthis.Fillthree20withwaterfromthekitchenfaucet.Drinkfromoneandittastesfresheventhoughsomedissolvedsaltsare21present.Addapinchoftablesalttothesecond,andthewatermaytastefreshorslightly22dependingonapersonaltastethresholdandonthe23ofsaltheldina“pinch”.Butaddateaspoonofsalt24thethirdandyourtastebudsvehementlyprotestthatthiswateristoosaltytodrink;thisglassofwaterhasaboutthesamesaltcontentasaglassofseawater.25,theocean,incontrasttothewaterweusedaily,contains26amountsofdissolvedchemicals;itistoosaltyforhumanconsumption.Somescientistsestimatethattheoceanscontainas27as50quadrilliontons(50millionbilliontons)ofdissolvedsolids.Ifthesaltintheseacouldbe28andspreadevenlyovertheEarth'slandsurfaceitwouldformalayermorethan500feet29,abouttheheightofa40-storyofficebuilding.What30thescientists'curiosityisnotsomuch31theoceanissalty,butwhyitisn't32liketheriversandstreamsthatemptyintoit.Further,whatisthe33oftheseaandofits“salts”?Andhowdoesone34oceanwater'sremarkablyuniformchemicalcomposition?Totheseandrelated35,scientistsseekanswerswithfullawarenessthatlittleabouttheoceansisunderstood.A.drinksB.seemsC.feelsD.tastes答案：D海水是咸的应该是从味觉上感到的。因此要选择D项。A.respectableindividualcollectivecommon答案：B“海水是咸的还是淡的要根据个人的判断……”因此要选择B项。respectable"体面的；有身份的“；individual“个人的"；collective"集体的"；common"共同的”。A.believedB.convincedC.firmedD.persuaded答案：B"在做这个决定的时候，人们更能相信通过味觉而不是通过做试验(而得到结论)"。beconvinced相当于believe,而此处有is,因此要选择B。其他两项意思不对。A.objectB.abandonC.rejectD.receive答案：C和前面的accept相对应，后面选择reject。abandon"抛弃"；reject"拒绝"；receive”接受"，object”反对，对持异议“。A.glassesB.cupsC.bowlsD.bottles答案：A从后文来判断，应该是用glass装的水。因此只能选择A。A.normallyB.regularlyC.artificiallyD.naturally答案：D从文章来看，这杯水没有加盐，为自然状态下的水，因此要选择D。normally"正常地"；regularly"定期地；有规则地"；artificially"人工地"；naturally"自然地”。A.sweetB.saltyC.bitterD.sour答案：B从上文看加了些盐，因此有些咸。所以要选择B项。A.amountB.numberC.qualityD.total答案：Asalt为不可数名词，不能用number来修饰。quality为"质量"；total为"总数”，不符合题意。A.withB.toC.intoD.on答案：Badd...to...是固定搭配，意思为“把……加到……之上”。A.SubsequentlyAbsolutelyObviouslyGenerally答案：C从上文来看“第三杯水太咸了不能喝；这杯水和海水的盐的容量一样……”因此很明显海水要比我们日常使用的水含更多的盐，所以此处要选择C。A.unbelievableabnormalimaginableunacceptable答案：D从上文可知“这个水太咸了”不适合饮用，因此为“不可接受的量”选unacceptable。unbelievable”不可置信的"；abnormal”不正常的"；imaginable”可想象的"。A.manyB.muchC.littleD.few答案：B“海水里含有多达……的盐”因此用表示数量且修饰不可数名词的much。A.removedB.leftC.movedD.produced答案：A“如果海水里的盐被移出来，撒在地上的话……”。removed"把……移到别处”；left"剩下的"；moved"移动"；produced"生产"。因此要选择A。A.highB.thickC.wideD.broad答案：B"……形成500英尺厚的一层”，此处强调盐多，积累的厚，因此要选择thickoA.causesB.raisesC.arousesD.lifts答案：Carouseone'scuriosity"激起某人的好奇”。其他三项均不和curiosity搭配。因此只能选择CoA.howB.asC.thatD.why答案：D“激起科学家兴趣的不是为什么海水那么咸，而是为什么它不和流入它的河流一样淡”。因此要选择D。A.freshB.saltyC.coolD.clean答案：A“河流的水和海水相比是淡水。”因此要选择“淡水”。A.ruleB.originC.baseD.resource答案：B"什么是海水和它的盐的根源呢？"rule“规则”；origin“根源；起源”；base"基础"；resource“资源"。A.sayB.seeC.explainD.express答案：C“如果来解释一下海水的组成成分呢？”因此要选择CoA.problemsB.matterC.situationsD.questions答案：D“要回答相关的问题”。四个选项中只有D和answer可以搭配。因此要选择Do出.阅读理解（共20小题，每小题2分，满分40分）阅读下面的文章，从题中所给的A、B、C、D四个选项中选出最佳答案。AIrealizedthatIwasgettingcold,andfeltitwasprobablytimetogobacktotheapartment,soIputmycollarupagainstthewindandbegantowalkbackupthecoldstreet.Imanagedtogetsomefoodfromavendor（小贩）,andwalkedon.Abouttwenty-fiveminuteslaterIknewthatsomethingwaswrong.Itwasgettingvery,verycold,therewerenostreetlights,andthehillIwashopingtoseeonmyrightwasnowhereinsight.Therewasalmostnolightexceptformysteriousredcrossesshiningfromthetopsofchurches,andIwasbeginningtogetworried.Tocutalongstoryshort,Ihadwalkedthewrongwayfromacrossroads,andhadwanderedmilesinthewrongdirection.Myheadwasachingfromthecold,andIcouldn'tthinkstraight.Turningaround,Istartedback,andalongtimelaterwasoutsidethehouseIhadsetofffrom.ItwasataboutthattimeIrealizedthatIhadagatekeybutnohousekey.HowhappyIwaswhenIfoundthatthefrontdoorwasopen-myonlypieceofgoodluckthatday.Myapartmentwasofcourselocked,myheadfeltlikeitwasabouttoexplode,andmyhandsandfeetwerefreezing.Itriedturningthehandle.Noluck.ItriedanotherkeyfromEngland.Iwantedtoavoidwakingthefamilydownstairs,sodespitethefearofanearlydeathfromcold,Icouldn'tbreakthedoordown.Whatwouldmyhoststhink?IpulledanATMcardfrommypocketandforceditalongsidetheinsideofthelock.Ididn'tthinkitwouldwork,butafterfifteenminutesoftrying,Iheardaclick.Anothercoupleofminuteslaterthedoorwasopen.Relieved,Itookoffmyclothesinthedarkandgotintobed.Thepurposeofthepassageismainlyto.tellushowdifficultitislivingabroadshowushowterribletheweatherwastellusanunusualexperienceabroadshowushowafraidtheauthorwas答案：C主旨大意题。作者描述了自己在国外的一次不寻常的经历。第三段第三句有明显提示。Whatmadetheauthorfindhehadwalkedthewrongway?A.Hedidn'tseethehouse.Avendorremindedhim.Thestreetnameremindedhim.Hedidn'tseethehill.答案：D推理判断题。从第二段第二句至第四句可知答案选D。Whatcanwelearnfromthepassage?A.Thefrontdoorwasclosed.Thehousehadmanylocks.Theauthorwokethehosts.TheauthorcamefromEngland.答案：D细节理解题。从最后一段第三句可知答案选D。Fromthepassagewecaninferthattheauthorwas.A.carefulB.carelessC.excitedD.annoying答案：A推理判断题。从作者把小山作为回来的标记、小心不惊动房东、不破门而入等可看出他是细心的。（2010北京卷）Ihadaninterestingconversationwithareporterrecently—onewhoworksforyou.Infact,he'soneofyourbestreporters.Hewantstoleave.Yourreportergavemeacopyofhisresume（简历）andphotocopiesofsixstoriesthathewroteforyou.Theheadlinesshowedyouplayedthemproudly.Withgreatenthusiasm,hetalkedabouthowhefindsissues（问题）,approachesthem,andwritesaboutthem,whichtellsmeheisoneofyourbest.I'msureyouwouldhatetolosehim.Surprisingly,yourreporterisnotunhappy.Infact,hetoldmehereallylikeshisjob.Hehasagreatassignment（分工）,andsaidyourunagreatpaper.Itwouldbeeasyforyoutokeephim,hesaid.Heknowsthatthepapervalueshim.Heappreciatestheresponsibilityyou'vegivenhim,takesownershipofhisprofession,andenjoyshisfreedom.Sowhyishelookingforawayout?Hetalkedtomebecausehewantshiseditorstodemandsomuchmoreofhim.Hewantstobepushed,challenged,coachedtonewheights.Thereporterbelievesthatgoodstoriesspringfromgoodquestions,buthiseditorsusuallyaskhowlongthestorywillbe,whenitwillbein,whereitcanplay,andwhatthebudgetis.Helongsforconversationswithaneditorwhowillhelphimturnhisgoodideasintogreatones.Hewantssomeonetogetexcitedaboutwhathe'sdoingandtohelphimturnhisstoryideaupsidedownandinsideout,exploringthebestwaystoreportit.Hewantstobemorevaluableforyourpaper.That'swhatyouwantforhim,too,isn'tit?Soyourreporterhassetmethinking.Ourbesthopeinkeepingourbestreporters,copyeditors,photographers,artists—everyone—istoworkhardertomakesuretheygetthehelptheyaredemandingtoreachtheirpotential.Ifwecan'tdoit,they'llfindsomeonewhocan.Whatdoesthewriterthinkofthereporter?A.Optimistic.B.Imaginative.C.Ambitious.D.Proud.答案：C综合归纳题。文章一开始说这个记者很感激他的领导，爱好自己的工作，领导也对他很器重，但笔锋一转，说到了他还是想另谋出路，原因是他想得到提拔，想将自己的一些理想变为现实，自己的一些做法得到更进一步的肯定，但是这些都没有实现。因此作者认为这个记者很有志向。Whatdoesthereporterwantmostfromhiseditorsintheirtalks?A.Findingthenewsvalueofhisstories.Givinghimfinancialsupport.Helpinghimtofindissues.Improvinghisgoodideas.答案：D段落归纳题。从Sowhyishelookingforawayout?这句话后面的三段中可知，这位记者想让编辑们帮着他向更高处发展，帮他把他的一些想法变得更伟大，能理解他，但是他没有得到。Whoprobablywrotetheletter?A.Aneditor.B.Anartist.C.Areporter.D.Areader.答案：A推理判断题。从第一段中可知，这位记者把他的简历和他写的几个报道送给了作者并跟作者说了他的许多心里话，这就很明确地表明这位记者想到作者的单位来工作，记者就是为编辑写稿的，故选项A正确。此外，文章对象（主编）十人称代词（our）,也可推断出作者是一名主编。Theletteraimstoremindeditorsthattheyshould.keeptheirbestreportersatallcostsgivemorefreedomtotheirreportersbeawareoftheirreportersprofessionaldevelopmentappreciatetheirreporters'workingstylesandattitudes答案：C推理判断题。文章就是想提醒编辑们要了解记者们的职业需求和心理需求。最后一段第一句话是解题依据。CLikedogs,sharksrelyonasharpsenseofsmelltotrackdownfood.Butnewresearchshowsnosesaren'ttheonlywaythatsharksdetectsmells:Theirentirebodies,infact,functionasgiantnosescapableofevenpickingupthe“shape“ofasmell.Runningdownthesidesofeverysharkarenerve-packedstripscalledsidelines.Researchersknowthesesensitivestructurescandetectthefaintmovementssentbylivingthingsinwater,buttheirabilitytopickupthesmellwaspreviouslyunknown.Evenmoresurprising,researcherssaid,isthatsidelinescandetectthe3—D"plumes“ofsmells—structureslookingliketurbulenceleftbehindafterwavingahandthroughthickfogorsteam.“Odorplumesarecomplex,dynamic,three-dimensionalstructuresusedbymanyanimalspeciestolocatefood,matesandhomesites,“saidJelleAtema,aBostonUniversitybiologistandco-authorofthestudydetailedinanupcomingissueoftheJournalofExperimentalBiology.Whenpreventedfromusing“odorplumes"information,thestudyshows,sharksareunabletofindthesourceofanodor.Tofindthisout,researchersdidanexperiment.Theyranastreamofsquid（鳏鱼）odorthroughacirculatingwatertankandnotedashark'sabilitytofindthesource—withnoeddies（漩涡）andplumestotrack,thesharkalmostalwaysfailed.Theythenusedthesamesetup,butaddedabrickbehindthesmellsource,therebymixingtheflowofthesquid'ssmellandgivingthesharkmoreinformationtotrackit.Sureenough,thesharkgotonmuchbetterinlocatingthe"prey".Researchersalsonumbed（麻醉）thelaterallineswithacommonantibiotic,producingasimilarlydisablingeffectonthesharks'huntingabilities.“Theresultsareinterestingforourunderstandingofanimals'navigationunderwaterandforthedevelopmentofguidanceofautonomousunderwatervehicles,“Atemasaid.Whatwasthepurposeoftheexperiment?A.Theywantedtoprovesharksaregoodatlocatingtheprey.Theywantedtoprovesharksareunabletofindthesourceofanodorwithoutusing”odorplumes"information.Theywantedtoprovesharkshaveabetternavigationabilityunderwater.Theywantedtoprovesharkscandetectthefaintmovementssentbylivingthingsinwater.答案：B细节理解题。根据第三段最后一句话"Whenpreventedfromusing"odorplumes“information,thestudyshows,sharksareunabletofindthesourceofanodor.”和第四段第一句"Tofindthisout,researchersdidanexperiment.”可知实验的目的是为了证明没有味状信息，鲨鱼无法找到气味的来源。Whatpartofbodydodogsdependontotrackdownfood?A.Mouths.B.Eyes.C.Tails.D.Noses.答案：D推理判断题。根据第一段第一句"Likedogs,sharksrelyonasharpsenseofsmelltotrackdownfood."可知，狗和鲨鱼一样都是通过嗅觉来觅食的。Intheexperiment,whywasabrickaddedbehindthesmellsource?A.Togivethesharkmoretimetotrackit.Togivethesharklessinformationtotrackit.Toconfusethesharkwithtoomanydifferentodors.Togivethesharkmoreinformationtotrackit.答案：D细节理解题。根据第四段第三句"Theythenusedthesamesetup,butaddedabrickbehindthesmellsource,therebymixingtheflowofthesquid'ssmellandgivingthesharkmoreinformationtotrackit."可知，放一块砖头的目的是为了把鳏鱼的气味混合到水流中去，这样可以为鲨鱼寻找目标提供更多的信息。Whichisthemainideaofthepassage?A.Sharksusenosestohuntfood.Howdoanimalsnavigateinwater?Sharksuse“odorplumes“tohuntfood.Odorplumesareveryusefulforanimalstolocatefood,matesandhomesites.答案：C主旨大意题。综观全文可知，本文主要介绍的是鲨鱼通过感知“味状”来确定猎物的位置这一情况。D

（2010浙江卷）MyfamilyandIlivedacrossthestreetfromSouthwayParksinceIwasfouryearsold.Thenjustlastyearthecityputachainlinkfencearoundtheparkandstartedbulldozing（用推土机推平）thetreesandgrasstomakewayforanewapartmentcomplex.WhenIsawthefenceandbulldozers,Iaskedmyself,“Whydon'ttheyjustleaveitalone?”Lookingback,Ithinkwhatsentencedtheparktooblivion（被遗忘）wasthedrought（旱灾）wehadaboutfouryearsago.Upuntilthen,SouthwayParkwasanicegreenparkwithplentyoftreesandapublicswimmingpool.MyfriendsandIrollerskatedonthesidewalks,climbedthetrees,andswaminthepoolalltheyearsIwasgrowingup.Theparkwasalmostlikemyownyard.ThenthesummerIwasfifteenthedroughtcameandthingschanged.Therehadbeenalmostnorainatallthatyear.Thecitystoppedwateringtheparkgrass.WithinafewweeksIfoundmyselflivingacrossthestreetfromahugebrowndesert.Leavesfellofftheparktrees,andprettysoonthetreesstarteddying,too.Next,theparkswimmingpoolwasclosed.Thecitycutdownontheworkforcethatkeptthepark,andprettysoonitjustgottoouglyanddirtytoenjoyanymore.Asthedroughtlastedintothefall,theparkgotworseeverymonth.Therubbishpileduporblewacrossthebrowngrass.Soontheonlypeopleintheparkwerebeggarsandotherpeopledownontheirluck.Peoplesaiddrugswerebeingsoldortradedtherenow.Theparkhadgottenscary,andmymothertolduskidsnottogothereanymore.Thedroughtfinallyendedandthingsseemedtogetbacktonormal,thatis,everythingbutthepark.Ithadgottenintosuchbadshapethatthecityjustletitstaythatway.ThenaboutsixmonthsagoIheardthatthecitywasgoingto“redevelop“certainworn-outareasofthecity.Itturnedoutthatthecityhadplannedtogetridofthepark,sellthelandandletsomeonebuildrowsofapartmentbuildingsonit.Thechain-linkfencingandthebulldozersdidtheirwork.Nowweliveacrossthestreetfromsixrowsofapartmentbuildings.Eachofthemisthreeunitshighandstretchesablockineachdirection.Theneighborhoodhaschangedwithoutthepark.ThestreetsIusedtoplayinarejammedwithcarsnow.Thingswillneverbethesameagain.SometimesIwonder,though,whatchangesanotherdroughtwouldmakeinthewaythings_are_today.Howdidthewriterfeelwhenhesawthefenceandbulldozers?A.Scared.B.Confused.C.upset.D.Curious.答案：C推理判断题。作者从小到大一直非常喜欢街对面的公园，而现在公园被栅栏围了起来，公园内的树木和花草遭到破坏，作者感到失望和沮丧。Whywasthewritertoldnottogototheparkbyhismother?A.Itwasbeingrebuilt.Itwasdangerous.Itbecamecrowded.Ithadturnedintoadesert.答案：B细节理解题。由第四段的最后一句"Theparkhadgottenscary,...”可知公园被废弃了，里面住着流浪汉，甚至还有人在此贩毒，所以母亲叮嘱“我们”不要去那儿，因为那儿很危险了。Accordingtothewriter,whateventuallybroughtaboutthedisappearanceofthepark?Thedrought.Thecrime.Thebeggarsandtherubbish.Thedecisionsofthecity.答案：D推理判断题。由全文可知，干旱使得公园成为了被遗忘的角落，但真正使公园消失的原因是城市重新规划这块废弃土地的决定。Thelastsentenceofthepassageimpliesthatifanotherdroughtcame,.A.thesituationwouldbemuchworsepeoplewouldhavetodeserttheirhomesthecitywouldbefullypreparedinadvancethecitywouldhavetoredeveloptheneighborhood答案：A句意猜测题。四年前的一次干旱使得美丽的公园消失得无影无踪，那么下次干旱会使我们现在的生活发生什么改变呢？作者在最后一段描述了目前所居住的街道的变化一一变得更加拥挤，从而引出了上述的思考。结论不言而喻一一环境会变得更加糟糕。EPlantsareabletomaketheirownfood.Afewplantsalsocatchfood.Theirleavesactastraps.Theycatchinsects.Thesundewisonesuchplant.Ithasakindofjuice,ornectaronitsleaves.Thenectarissweetandsticky.Itsodorattractsinsects.Theylandontheleaves.Theygetstuck.Oftentheytrytopullaway.Theyfighttogetfree.Butstrugglingdoesnothelptheinsect.Theharderitpulls,themoreitgetsstuck.Soonshorthairsontheleafbegintobend.Theyfoldovertheinsect.Thenlongerandlongerhairsdoso.Allthehairsmove.Theyfoldover,pinningtheinsectdown.Itmaytakeafewminutesforthistohappen.Itmaytakehours.Thetimevaries.Itdependsonhowslowlytheplantacts.Itdependsonhowmuchtheinsectfight.Aboutaweeklater,thehairsunfold.Theinsecthasbeeneaten.Theplantisreadyforitsnextvictim.Butitwillhavefewsuchmeals.Itwilleatonlythreeorfourinsects.Thenitwilldie.Thesundewplanttrapsinsectsratherslowly.Thisisnottrueforsomeotherplants.Theyaremuchfaster.TheVenusflytrapisoneofthese.Itclosesinhalfasecondforless.Ithassixtinyhairsoneachleaf.Theleafsnapsshutwheninsectstouchthehairs.Theinsectsarecaughtinside.Atfirst,spacesremainwheretheleafedgesmeet.Theinsectsmaytrytosqueezeoutthroughtheopenings.Someinsectswillgetthrough.Theywillescape.Soon,though,thesidesoftheleafdrawtightlytogether.Thenthereisnowayout.Youcanseethisplantworkbyputtingsomethingontheleaftotouchthehairs.Youmustwatchitcarefully,though.Theleafwillsnapshutsoquicklythatyouwillmissitifyouglanceaway.Thesundew.isakindofplantwhichlivesoninsectshasbothshorthairsandlonghairsonitsleaveslookslessattractivethantheVenusflytrapcaneatonlyfourinsectsatmosteachtime答案：B依据：①Soonshorthairsontheleafbegintobend.②Thenlongerandlongerhairsdoso.可知sundew这种植物的叶子上既有短茸毛也有长茸毛。A项”这种植物靠昆虫为生”与原文“能捕捉昆虫的植物”概念并不完全一样；C、D两项文中并未提及。Allthefollowingcanhelpthesundewtocatchinsectsexceptits.A.leavesB.smellC.hairsD.colour答案：D依据：CDTheirleavesactastraps.②Itsodorattractsinsects.③Soonshorthairsontheleafbegintobend.Theyfoldovertheinsect.Thenlongerandlongerhairsdoso.文中并没有提到颜色。odor“气味”，相当于smelloA、B、C三项文中都有相对应的信息。Theinsectmayescapebe