新人教版英语高三金卷单元综合练英语6Units3-5A卷

1、peopleandanimals.Tennisballtobaseball-sizedhailisobviouslydamaging.Itcancauseseveredamageto2020届单元训练金卷高三英语卷（A）英语6Units3-5注意事项：i答题前，先将自己的姓名、准考证号填写在试题卷和答题卡上，并将准考证号条形码粘贴在答题卡上的指定位置。2. 选择题的作答：每小题选出答案后，用2B铅笔把答题卡上对应题目的答案标号涂黑，写在试题卷、草稿纸和答题卡上的非答题区域均无效。3. 非选择题的作答：用签字笔直接答在答题卡上对应的答题区域内。写在试题卷、草稿纸和答题卡上的非答题区域均无效。4.

2、 考试结束后，请将本试题卷和答题卡一并上交。第I卷第一部分：听力（共两节，满分30分）略第二部分：阅读理解（共两节，满分40分）第一节（共15小题：每小题2分，满分30分）阅读下列短文，从每题所给的四个选项（A、B、C和D）中选出最佳选项，并在答题卡上将该项涂黑。AHail（冰雹）issolidprecipitate（沉淀物）thatformswithinthunderstorms.Hailstonesaresometimesfoundcontainingsand,leaves,nutsandinsects.Thereareevenreportsofhailcontainingsmalltur

3、tles,babycrocodilesandfrogs!Allofthemhavebeensuckedintothestormbytornadoesandsubsequentlyenvelopedinicethroughrepeatedupdraftcurrents（上升气流）.Hailstonesgenerallybeginformingasseedsofsmallfrozenraindropsorsofticeparticlesknownasgraupel（雪丸）.Ifgraupelfallsthroughthecloudandgetsintoanupdraftpartofathunder

4、storm,itmixeswithwaterdropsandiceparticlesthatwillfreezearounditasitrises,likelayersofanonion.Theseice-stonesarecarriedintothetopsofthecloud,gainingmassastheyrise.Somewhereupthere,theybecometooheavyfortheupdrafttocarryandsofalltowardstheground.Astheyfall,theoutsidelayermeltstoaclearlayer.Largerhailc

5、anfallataspeedofover100mph,thuscausingdamageandinjuriestoalmostanything.Peatopenny-sizedhailcancauselightdamagetotreesandvegetationandpossiblycauseminorinjuriestocropsandproducelife-threateninginjuriestopeopleandanimals.DeathscausedbyhailarerareintheUSwiththelastknownfatalityoccurringinMarch2000inLa

6、keWorth,Texas.Ayoungmandiedfromheadinjuriesafterbeingstuckbyasoftball-sizedhailstone.Deathsandinjuriesaremorecommoninotherpartsoftheworldwherepeopleliveinpoorlyconstructedbuildingswithlittleprotection.Ifcaughtinahailstormwhiledriving,attempttostopimmediatelyorpullintoanearbysafeplace;otherwise,theef

7、fectofthehailwillbemaximized.Trytodriveandparkthevehicleinthedirectionofthehailsothatitishittingthefrontofthevehicle.Windscreensaregenerallystrengthenedandcanwithstandlargerimpactsthansideandbackwindows.Thiswilllessenanydamagefromflyingglasstobothpeopleandequipmentinthevehicle.21. Whatmakessomehailc

8、ontainsomethingunusual?A. Aircurrents.B. Strongstorms.C. Thunderstormsandtornadoes.D. Tornadoesandupdraftcurrents.22. WhatdoesParagraph2mainlytellus?A. Howhailcomesintobeing.B. Whatgraupelismadeupof.C. Whatdifferentlayersofhaillooklike.D. Howgraupelmixeswithwaterandice.23. What'sthepurposeofthel

9、astparagraph?A. Tourgepeopletostayawayfromhailstorms.B. Towarndriversofthepotentialdangersduringhailstorms.C. Toofferguidaneetodriversonhowtopreventhaildamage.D. Toadvisepeopletopurchasenecessaryprotectiveequipment.【答案】21-23DAC【解析】本文主要讲什么是冰雹，冰雹是怎样形成的，它有多大的危害，如果在驾驶途中遇到了冰雹该怎么办。21. 细节理解题。根据第一段最后一句可知冰雹里

10、含有小海龟、小鳄鱼以及青蛙是因为龙卷风将它们卷入空中，再加上上升的气流使它们被冰包住。22. 段落大意题。根据第二段的内容可推知该段主要讲冰雹是如何形成的。23. 推理判断题。根据该段的内容可知该段的主要目的是为司机提供一些遭遇冰雹时的应急方法。BTheideathatyoucanusehumor,laughter,andplaytomakeyouhealthierprobablyseemstoosimpletobetrue.However,itisreallytrueandsimple.Thesenseofhumor,laughterandplayplaysanimportantpartin

11、keepingyouhealthy.Treattheblueswithasenseofhumor,whichiscloselytiedtolaughter.Laughterisinfectious.Haveyoueverheardabiglaughofayoungchildandbeenabletokeepyourselffromsmiling?Whenlaughterissharedbetweenpeople,itmakesthemclosertoeachotherandincreasestheirhappiness.Smilingisthebeginningoflaughterandasm

12、ileisalsojustasinfectiousaslaughteris.Youcanexperieneesomethingbysmilingateveryonearoundyou,andyouwillfeelhappierjustbysharingasmile,evenwithastranger.Playisanimportantpartofmakingsurethatwestayhealthy.Weareoftenencouragedtomakesureourchildrenplay,andaretoldofthebenefitsofbeingoutplaying.However,wha

13、tweoftenforgetisthatitisjustasimportantforoldpeopletomakeplaybepartoftheirlifeasit'sforchildren.Physicalplayisimportantfortheoldanditcertainlyhelpspreventillness.Whilethestudiesarestillintheearlystages,thestudiesthathavebeendonehaveshownthatphysicalplaycertainlyplaysapartinpreventingcognitive（认知

14、的）falling.Anyway,addinghumor,laughter,andplaytoourlifewillinfluenceusmentally,physicallyandsociallyandbringusmanyadvantages.Soweshouldmakefulluseofhumor,laughterandplaytomakeourlifemoreactive,moreinterestingandhappier.24. Whatdoestheunderlinedword"infectious”inParagraph2probablymean?A. Playinga

15、nimportantrole.B. Keepingpeopleinhighspirits.C. Quicklyinfluencingotherpeople.D. Preventingillnessfromspreading.25. Whatcanlaughterincreaseaccordingtotheauthor?A. Cognitiveability.B.Goodrelationships.C.Asenseofhumor.D.Happinessandtrust.26. Whatdoestheauthorthinktheoldshoulddo?A. Theyshouldhaveagoodr

16、est.B. Theyshouldplaylikechildren.C. Theyshouldpreventcognitivefalling.D. Theyshouldtakepartinphysicalplay.27. Whichofthefollowingwouldbethebesttitleforthetext?A. Humor,LaughterandPlayforHealth.B. AlwaysKeepOurBodyHealthy.C. HaveanActiveandHappyLife.D. LetOurBodyandMindRelax.【答案】24-27CBDA【解析】本文是一篇说明

17、文，主要介绍了幽默、大笑和玩耍给人们的健康带来的好处。24. 词义猜测题。根据第二段第四句“Whenlaughterissharedbetweenpeople,itmakesthemclosertoeachotherandincreasestheirhappiness可知，当人们分享笑容时，人们的关系更亲密，人们也会更加快乐。故infectious在此处意为迅速影响其他人”。25. 推理判断题。根据第二段中的“Whenlaughterissharedbetweenpe（ple,itmakesthemclosertoeachotherandincreasestheirhappiness.andy

18、ouwillfeelhappierjustbysharingasmile,evenwithastranger可知，在作者看来大笑能使人们之间的关系更亲密。26. 推理判断题。根据第三段中的“Physicalplayisimportantfortheoldanditcertainlyhelpspreventillness可知，作者认为老年人应该参与身体活动。27. 标题归纳题。根据最后一段的内容可知，这篇文章的主旨是幽默、大笑和玩耍有利于健康。CPlasticsludge（污泥）andgarbageisadisasterfortheworld.Afilm（sretaaveledtheglobet

19、odocumenttherubbish.AndJulieAndersenofthePlasticOceansFoundationsayswhatweseeisjustthetipoftheproblem.“Halfofthewasteactuallysinkstothebottom,andthatthatremainsonthesurfaceactuallybreaksdown.”Thefilmmakersfoundrubbishinoceangyres,thecirculatingcurrentsthattraplargeconcentrationsofpollutionintheAtlan

20、tic,Indian,andPacifcOceans,homeofwhatsomehaveplastic.Whatwefoundwasaplasticsmogthatspreadthroughoutallthewater.Andinsomepartsoftheoceans,scientistshavefoundmoreplasticthanplant.”Thepiecesoftheplasticgarbageinfectthefoodchain,sometimesvisibly,andmoresoatthemicroscopiclevel,wheretheplasticparticlesint

21、eractwithotherpollutants.“Thereareheavymetals,medicines,industrialwasteinthesea,whileit_actslikemagnets（磁铁）.Thesepoisonoussubstancesabsorbontheplastic,andthenwhenseafoodabsorbstheplastics,thosepoisonoussubstancesenterthefattytissues”Tobeconsumedbyothersealifeandbypeopleatlast.China,Indonesia,thePhil

22、ippines,ThailandandVietnamaretheworstplasticpolluters.TheUnitedStates,althoughaleaderinrecycling,isoneoftheworld's20sinceitproducesandconsumessomuchplastic.Thereareeffortsaroundtheworldtoaddresstheproblem,includingatthisnewlyopenedrecyclingcenterinLebanon（黎巴嫩）.ButAndersensaysthereismorethatpeopl

23、ecando.“Cutbackonsingleuseplastics,straws,plasticcups,plasticwaterbottles,plasticbagsandfindalternativeslikereusablematerials.”Shesayshealthyoceansareessentialtooursurvival.28. Whatcanwelearnfromthepassage?A. There'sallislandfullofplasticrubbishinthePacificB. Thebadeffectofplasticpollutioncan

24、9;.tbeseenbyeyesC. TheUnitedStatesistheleastplasticpolluters.D. Theplasticpollutiontooceansismoreseriousthanwhatwecansee.29. Whatdoestheunderlinedword"itrefertoinparagraph3?A. Pollutantslikeheavymetalsandmedicines.B.Theplasticparticles.C.Seafood.D.Fattytissues.30. Whatcanbeinferredfromthelastpa

25、ragraph?A. AllAsiancountrieshavethemostseriousproblemofplasticpollution.B. Theplasticproblemhasn'tattractedtheworld.'sattentionC. Andersenisnotsatisfiedwithwhathasbeendonetosolvetheplasticproblem.D. Peopleshouldstopusingplasticproductsimmediately.31. Whichmaybethetitleofthepassage?A. Plastic

26、pollutionintheWorld.B. PlasticpollutionOceansDisaster.C. Waystosolvetheproblemofplasticpollutiontooceans.D. Plasticpollutionandourhealth.【答案】28.D29.B30.C31.B【解析】这是一篇说明文。主要讲述了塑料污染对海洋导致的影响。28. 细节理解题。根据第一段第三句：AndJulieAndersenofthePlasticOceansFoundationsayswhatweseeisjustthetipoftheproblem.f可知，塑料海洋基金会的

27、朱莉安德森说，我们看到的只是问题的冰山一角。故可推测塑料对海洋的污染比我们所看到的更严重，故选D。29. 词义猜测题。根据Thepiecesoftheplasticgarbageinfectthefoodchain,sometimesvisibly,andmoresoatthemicroscopiclevel,wheretheplasticparticlesinteractwithotherpollutants.Thereareheavymetals,medicines,industrialwasteinthesea,whileitactslikemagnets（磁铁）.”可知，塑料垃圾碎片在

28、微观层面感染食物链，有时是明显的，塑料颗粒与其他污染物相互作用。海洋中有重金属，药物，工业废物，使其像磁铁一样。it指代的是塑料颗粒。故选B。30. 推理判断题。根据ButAndersensaysthereismorethatpeoplecando.Cutbackonsingle-useplastics,straws,plasticcups,plasticwaterbottles,plasticbagsandfindalternativeslikereusablematerials.'Shesayshealthyoceansareessentialtooursurvival.”可知，安

29、德森说人们还可以做更多事情来预防污染，可推测出安德森对于目前解决塑料问题所做的工作不满意。故选C。31. 主旨大意题。阅读全文，根据文章内容可知，本文主要讲述了塑料污染海洋灾害。故选B。DSomething'shappeningatthelowestpointonroillanet,some1,388feetbelowsealevel.TheDeadSea,asaltlakeclosetoIsrael,JordanandtheWestBank,isshrinkingatanalarmingrateabout3.3feetperyear,accordingtotheenvironment

30、alistgroupEcoPeaceMiddleEast.It'snotjustlikeonecountryispunishingtheDeadSea;it'smorelikethewholeregion,”saidphotographerMoritzKstneiqwhovisitedtheareainFebruarytoworkonhisseries“TheDyingDeadSeaTheDeadSeaneedswaterfromtheothernaturalsourcessurroundingit,suchastheJordanRiverbasin.Butaroundthe1

31、960s,thecoursesofsomewatersourcesitrelieduponwerediverted.Israel,forinstanee,builtapipelineduringthattimesoitcouldsupplywaterthroughoutthecountry.Mineralextraction（提取）industriesareanothermainreasonwhythewaterlevelsaredeclining,expertssay.TheDeadSea'smineralshavebeenpopularfortheirmedicalpowerand

32、canoftenbefoundincosmetics（化妆品）andotherconsumerproducts.Andthen,ofcourse,there'stheMiddletfdistclimate,whichmakesitdifficultforthelaketorefillitself.Lastyear,IsraelandJordansigneda$900milliondealinanefforttostabilizetheDeadSea'swaterlevels.ItinvolvesbuildingacanalfromtheRedSeatotheDeadSeawhi

33、chwouldbeabletonotonlysupplywatertoIsraelandJordanbutalsotopumpmuchneededwatersome300millioncubicmetersannuallyintotheDeadSea.“ThisisthemostimportantandsignificantagreementsincethepeacetreatywithJordan（in1994）,idSilvanShalom,Israel'senergyandwaterresourcesministeratthetime.Whetherthecanalestimat

34、edtotakethreeyearstocompletewillworkoutpositivelyandasplannedremainstobeseen.Fornow,KstnershowsusthattheDeadSearemainsverymuchaplaceofinterest,withpeoplefromallovertheworldgoingtheretoswiminitssaltywaters.32. HowmanyreasonsfortheDeadSea'sshrinkingdoestheauthormentioninthepassage?33. Whatdoestheu

35、nderlinedword“diverted”inparagraph3mean?A. Switch.B.Improve.C.Accomplish.D.Repair.34. WhichofthefollowingstatementsisTRUEaccordingtothepassage?A. TheDeadSeaisdryingoutcausingwatershortagetohumans.B. KstnervisitedtheDeadSeatoshootTVseriesaboutpeople'slife.C. TheDeadSea'smineralshavebeenusedin

36、someproducts.D. TheDeadSea'swaterlevelshavebeenstabilizedbybuildingacanal.35. Whatisthepassagemainlyabout?A. HowtheDeadSea'swaterlevels'declineinfluenceshumanbeings.B. HowimportanttheDeadSeaisinlsrael,JordanandtheWestBank.C. WhatweshoulddotosavetheDeadSeafrombeingdestroyed.D. WhytheDeadS

37、eaisdyingandthemeasuretakentosaveit.【答案】32.C33.A34.C35.D【解析】本文属于说明文阅读，作者通过这篇文章主要讲述了死海在近年来水位的降低，慢慢的干涸，以及周边国家采取的一些补救措施。32. 推理判断题。根据第三段第一句TheDeadSeaneedswaterfromtheothernaturalsourcessurroundingit,suchastheJordanRiverbasin."第四段第一句Mineralextraction（提取）industriesareanothermainreasonwhythewaterlevel

38、saredeclining,expertssay."和第五段第一句Andthen,ofcourse,there'tseMiddleEast'hot,dryclimate,whichmakesitdifficultforthelaketorefillitself.”可知，作者在文章中提到了死海缩小的3个原因。故选C。33. 词义猜测题。根据第三段中TheDeadSeaneedswaterfromtheothernaturalsourcessurroundingit,suchastheJordanRiverbasin.Butaroundthe1960s,thecourse

39、sofsomewatersourcesitrelieduponwerediverted.'死海需要来自周围其他自然资源的水，比如约旦河盆地。但在20世纪60年代左右，它赖以生存的一些水源改道了。由此推知划线词的意思是切换，改变”。故选A。34. 推理判断题。根据第四段第二句“TheDeadSea'smineralshavebeenpopularfortheirmedicalpowerandcanoftenbefoundincosmetics（化妆品）andotherconsumerproducts."可知，死海的矿物被用于一些产品。故选Co35. 主旨题。根据文章内容

40、，主要讲述了死海在近年来水位的降低，慢慢的干涸，以及周边国家采取的一些补救措施。结合选项，故选D。第二节（共5小题；每小题2分，满分10分）余选项。You'veprobablyheardthephrasegooutsideandgetsomefreshair"before.Breathingfreshaircanmakeusfeelmoreenergetic.36.AccordingtoanewstudyfromtheWorldHealthOrganization（WHO）,nineoutofevery10peopleontheplanetbreathepollutedair

41、everyday.Pollutedaircangetdeepinsideyourlungswhenyoubreathe,causingdiseaseslikelungcancerandheartdisease.Around7millionpeopledieeveryyearfrombreathingpollutedair.37,mainlyinAsiaandAfrica.Amongtheworld's20mostpollutedcities,14areinIndia.Someofthebiggestsourcesofairpollutionincludefactoriesandvehi

42、cles.Insomeregions,sandanddesertdust,aswellastheburningofwaste,alsocauseairpollution.38.Morethan40percentoftheworld'spopulationisstillusingwoodstoves（木柴炉）oropenfirestomakemealsandheattheirhomes.Thiscreatesharmfulparticles（颗粒）andgasesindoors.39.Indiahasprovided37millionpoorpeoplewithfreeliquified

43、Petroleumgas（液化石油气）,whileMexicoCityhascreatedcleanervehiclestandards.MariaNeira,theWHO'sheadofpublichealth,saidChinahassetagoodexampletotheworldinimprovingairquality.“_40,"shesaid.A. Morethan90percentofthesedeathshappeninlow-incomeandmiddle-incomecountriesB. Althoughthisproblemisserious,the

44、goodnewsisthatcountriesaretakingactiontofightitC. Anotherlargesourceofairpollutioncanbefoundinsomepeople'shomesD. However,noteveryoneintheworldhasthechaneetoenjoyitE. AirpollutionisaseriousproblemaroundtheworldF. ThereisabigstepatthegovernmentlevelinChinadeclaringwaronairpollutionG. Peoplewhowor

45、koutdoorsaremoredirectlyharmedbyairpollution【答案】36.D37.A38.C39.B40.F【解析】本文是一篇环境类短文阅读。文章主要讲述了空气污染问题的严重性及应对措施。36. 考查上下句的连接。因为上句Breathingfreshaircanmakeusfeelmoreenergetic.”表示：呼吸新鲜空气会让我们感觉更有活力。下文提出空气污染问题。所以后句应该表示：然而，并不是世界上每个人都有机会享受它。故选D。37. 考查上下句的连接。因为上句Around7millionpeopledieeveryyearfrombreathingpoll

46、utedair"表示：每年大约有700万人死于吸入污染空气。所以后句应该表示：超过90%的死亡发生在低收入和中等收入国家。连接下文的亚洲和非洲国家。故选A。38. 考查上下句的连接。根据下句Morethan40percentoftheworld'spopulationisstillusingwoodstoves（木柴炉）oropenfirestomakemealsandheattheirhomes”表示：全世界40%以上的人口仍在使用木柴炉或明火做饭和取暖。所以前句应该用：在一些人的家中还可以发现另一个很大的空气污染源。故选C。39. 考查上下句的连接。根据下句Indiaha

47、sprovided37millionpoorpeoplewithfreeliquifiedPetroleumgas（液化石油气）,whileMexicoCityhascreatedcleanervehiclestandards”表示：印度为3700万穷人提供了免费液化石油气，而墨西哥城则制定了更清洁的汽车标准，所以前句用表示：尽管这个问题很严重，但好消息是，各国正在采取行动与之抗争。故选B。40. 考查上下句的连接。根据上句Chinahassetagoodexampletotheworldinimprovingairquality”表示中国在改善空气质量方面为世界树立了良好的榜样”，可知后句用

48、表示中国政府一级已经迈出了一大步，向大气污染宣战”。故选F。第三部分：英语知识运用（共两节，满分45分）第一节完形填空（共20小题；每小题1.5分，满分30分）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。Youneverknowwhatnaturehaspreparedforyouasagift.Yearsago,whenwalkingaloneonabeachinremotesouthwestFlorida,Iwasso41tohearsplashes（水溅声）comingfromthewater.AsIwalkedinthe42oftheso

49、unds,Isawamanatee（海牛）showitsheadoutofthewater,43agreatsnuffling（带鼻音的）breath.Itseemedthatitwasin44andtryingtogetoutofit.I'dneverseena45likethisbefore.Iwantedtoaskforhelp,buttherewasnoone46.SoIwentintotheshallowwaterandwenttowardtheanimal.Icame47enoughtomakeoutthemanatee.Then,asecondmanatee,muchsm

50、aller,appearedbesideit.48,theothermanateeswerealsomovingtowardme.SoonIwas49byseveralmanatees.Icouldclearlyseethelargermanatee50thelittleoneupwithherflipper（鳍状肢）andpushedittothesurfacebesideme.Asthetwoslippedunderwater,twoothermanateesmovedupfrombehind,oneoneitherside,51gentlyagainstmybodyastheyswamp

51、ast.Theycircledand52theaction,thistime53bythemotherandherbaby.Iheldmyhandouttouchingtheirbackastheypassedme.Sincetheyobviouslyenjoyedtouchingme,Ibegan54eachofthemastheyswamby.Istoodthereenjoyingthescene,55tomove,untilfinallytherisingtide56mebacktotheshore.LaterIknewexactlywhattookplacethatmorning.Th

52、emanateesinvolvedmeintheircelebrationofabirthandIwaswelcometomeetthe57memberoftheirfamily.Duringthatunexpectedseene,Ifeltmoreinvolvedintherhythmsof58onourearththanever.Eachyear,Iheadforthat59foraquietlittlebirthdaypicnicontheshore.Afterall,youneverknowwhomight60upforyourparty.41.A.frustratedB.surpri

53、sedC.embarrassedD.disappointed42.A.directionB.conditionC.middleD.side43.A.makingoutB.puttingoutC.comingoutD.lettingout44.A.forceB.troubleC.lossD.action45.A.lookB.feelC.sceneD.smell46.A.inhandB.insightC.inthewayD.inthedistanee47.A.closeB.soonC.quickD.straight48.A.LuckilyB.PersonallyC.UnexpectedlyD.Sa

54、dly49.A.watchedB.surroundedC.attackedD.separated50.A.turnB.eatC.throwD.hold51.A.rubbingB.preventingC.surfingD.comforting52.A.practicedB.changedC.repeatedD.showed53.A.seenB.followedC.taughtD.ordered54.A.movingB.hittingC.catchingD.touching55.A.unwillingB.readyC.unableD.afraid56.A.invitedB.forbadeC.for

55、cedD.helped57.A.bestB.oldestC.toughestD.newest58.A.lifeB.musicC.worldD.development59.A.boatB.hillC.beachD.manatee60.A.buildB.showC.lookD.step【答案】41.B42.A43.D44.B45.C46.B47.A48.C49.B50.D51.A52.C53.B54.D55.A56.C57.D58.A59.C60.B【解析】这是一篇夹叙夹议的文章。文章通过作者偶遇了海牛的故事，说明了你永远不知道大自然为你准备了什么礼物。41.考查形容词辨析。句意:我很惊讶地听到水

56、溅了出来。A.frustrated挫败的；B.surprised感到惊讶的；C.embarrassed尬的；D.disappointed失望的，故选B。42.考查名词辨析。根据“wasso41tohearsplashes（水溅声）comingfromthewater.可知我朝发出声音的方向走去。A.direction方向；B.condition条件；C.middle中间；D.【解析】这是一篇说明文。主要讲述了水在人体中的重要作用。我们身体里的每一个细胞、组织和【答案】43. 考查动词辨析。根据“sawamanatee（海牛）showitsheadoutofthewater,"可知这只

57、海牛发出很大的带鼻音的呼吸。A.makingout理解出；B.puttingout扑灭；C.comingout走出来；D.lettingout发出，故选D。44. 考查名词辨析。根据andtryingtogetoutofit."可知它看起来遇到了麻烦。A.force力量；B.trouble麻烦；C.loss减少；D.action行动，故选B。45. 考查名词辨析。句意：我以前从未见过这样的场面。A.look看；B.feel感觉；C.scene场面；D.smell气味，故选C。46. 考查固定短语辨析。根据SoIwentintotheshallowwaterandwenttowardt

58、heanimal."可知但眼前一个人也没有。A.inhand在手头；B.insight看得见；C.intheway挡道；D.inthedistanee在远处，故选B。47. 考查副词辨析。句意：我走得足够近，能看清海牛。A.close紧密地；B.soon不久；C.quick迅速地；D.straight直接地，故选A。48. 考查副词辨析。句意：出乎意料的是，其他的海牛也朝我走过来。A.Luckily幸好；B.Personally亲自地；C.Unexpectedly出乎意料的是；D.Sadly不幸地是，故选C。49. 考查动词辨析。根据theothermanateeswerealsomovingtowardme."可知很快，我就被几头海牛包围了。A.watched观看；B.surrounded包围；C.attacked攻击；D.separatee分开，故选B