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Unit5HumansandNatureLesson1课后练PartI基础部分一、基础词汇集训1._________n.飓风2.___________adj.火山的，由火山作用引起的3._________

_n.爆发4.__________n.野生动植物，野生生物5.__________n.评论;意见6.________adj.拥挤的;挤满人7.__________n.风景，景色8._________adj.活的，活着的9.__________n.野草;海藻10.________

_n.土壤11._________n.气候12.__________n.生态;生态学13._________n.(热带)丛林14._________v.使震惊;使难以置信15._________n.讲座，讲课;演讲16._________vt.过度使用:滥用17._________

n.温室，暖房18._________n.题目，标题19._________n.海浪;波涛20.__________vi.&v.逃离:逃避21.________vi.&vt.活下来;幸存22.__________n.诗歌;作诗

的艺术二、单句语法填空1.Anyone,whetherheisanofficialorabusdriver,shouldbe________(equal)respected.2.Hewas________(curious)silentt

hroughallthis.3.Herlanguage,asIhear,isvivid,directandfullof________(observe)andwisdom.4.Forsuddenheartfailure,thebestch

anceof________(survive)ishavingsomeonenearbystepinandperformCPRquickly.5.China'sdeep-seamannedsubmersibleFendouzhe,________(shape)likeafish,setane

wrecordof10,909metersonNov.10,2020.6.NeverinhislifehadShayrunthatfarbuthemadeittofirstbase,wide-eyedand________(shock).7.These________(comment)camein

responsetospecificquestionsoftenaskedbylocalnewsmen.8.Thenineteenth-centurypoorcitywasinmanywaysaterribleplace,dirtyand__

______(crowd).9.Anunpleasantsmell_____(float)intomynoseasthebowloffriedstinkytofusettledontomydinnertable.10.Thebiggest_____(environment)proble

misairpollution.三、选词填空pickup,asif,falldown,asaresult,inthedirectionof,ontheedgeof,becoveredwith,lessthan,closeto,themoment1.Isawhimdriveaway_____th

ecity.2.Shestood_____theriverstaringintospace.3.ItwasJohnwhobrokethewindow.Whyareyoutalkingtome_____Ihaddoneit.4._____Isawher,Itold

herthegoodnewsthathewasadmittedtoBeijingUniversity.5.Idiscoveredthatthemountainwas_____snow.6.Youmustwatc

hyourstepsoasnotto_____.7.Wefinishedtherunin_____halfthetimeallowed8._____theschooltherewasabeautifulparkwithmanytreesaroundit.9.

_____,peoplewilleatmorefoodtotrytomakeupforthatsomethingmissing.10.Sam_____someknowledgeofthecomputerjustbywatchingothersworkingonit.PartII提高部分一、阅

读理解Animalsarenaturalresourcesthatpeoplehavewastedallthroughourhistory.Animalshavebeenkilledfortheirfurandfeathers,forfood,forsport,orsimplybeca

usetheywereintheway.Thousandsofkindsofanimalshavedisappearedfromtheworldforever.Hundredsmoreareonthedangerlisttoday.About170kindsint

heUnitedStatesaloneareconsideredindanger.Whyshouldpeoplecare?Becauseweneedanimals.Andbecauseoncetheyaregone,therewillneverbeanymore.Animalsaremoret

hanjustbeautifulandinteresting.Theyaremorethanjustasourceoffood.Everyanimalhasitsplaceinthebalanceofnature.Destroyingon

ekindofanimalcancreatemanyproblems.Forexample,whenfarmerskilledlargenumbersofhawks(鹰),thecomandgraintheystoredwouldbedestroyed

byratsandmice.Why?Becausehawkseatratsandmice.Withnohawkstokeepdowntheirnumbers,theratsandmicemultiply(繁殖)quickly.

Luckily,somepeopleareworkingtohelpsavetheanimals.Somegroupsraisemoneytoletpeopleknowabouttheproblem.Andtheytrytogetthegovern

mentstopasslawstoprotectanimalsindanger.Quiteafewcountrieshavepassedlaws.Theselawsforbidthekillingofanyanimalontheda

ngerlist.Slowly,thenumberofsomeanimalsindangerisgrowing.1.Whydopeoplekillanimals?A.Theykillanimalstoraisemoney.B.Animalsdestroytheirnat

uralresources.C.Animalscreatemanyproblems.D.Theykillanimalsforsomethingtheyneed.2.Whathashappenedtoth

eanimalsontheearth?A.Millionsofkindsofanimalshavedisappearedforever.B.Manykindsofanimalshavediedout.C.About170kindsofanimalshavedisappearedforev

er.D.Allkindsofanimalsareindanger.3.Whyareanimalsimportanttous?A.Theygiveusasourceoffood.B.Theyarebeautifulandlovely.C.Theykeepthebalanceofnature.D.

Theygiveusalotofpleasure.4.Whatcanweinferfromthelastparagraph?A.Everypersonwillknowtheimportanceofprotectingwildanimals.B.Animalsindangerwillnot

bekilledanymore.C.Thenumberofsomeanimalsindangerwillincrease.D.Animalsindangerwillbekeptawayfrompeople.二、七选五TheAmazonRainforest:ANaturalTreasureWel

cometotheAmazonrainforest.Asthelargestrainforestintheworld,itplaysasignificantroleinmaintainingthefinebalanceoftheEarth'secosystem.TheAmazo

nrainforestcrossesintoeightcountries.Withanareaof5.5millionsquarekilometers,theAmazonrainforestismorethanhalfthesizeofChina.Th

eAmazonRiver,fromwhichtherainforestgetsitsname,isabout6,400kilometersinlength.Onitsjourneyfromthemountainstotheocean,theriversupportsmanyd

ifferentecosystems.__1___Theforest'sdifferentlevelssupportanunbelievablevarietyofwildlife.Atthebottom,thereisasystemofrootsbeneaththeground.Abo

vethatisthemassofleaflitteronthedarkforestfloor.___2__Thentherearethetoweringancienthardwoods,andfinallythetopsofthetallesttreesmanymetr

esabovetheground.Eachleveloftheforestformsitsownlittleworld,andishometodifferentkindsoflivingthings.Morethan1,300speciesofbirdsandover400speciesof

mammalshideamongthejungle'splantlife.Thejaguar(美洲豹)isoneexample.Ithasyellowish-browncoatwithblackspot

s.Whileasignificantnumberofjaguarssurvivehere,theyareonlyoneelementofthisforest'sfoodchain.___3__Thesefrogs,inturn,feedoninsectswhicheatleavesandfr

uit.Whenajaguardies,atinyarmyofmicroorganismshelpsbreakdownitsbodyandreturnthenutrientstotheearth.TheAmazonrainforest

breatheslifeintotheplanetbyabsorbingcarbondioxideandproducingover20percentofalltheEarth'soxygen.__4___Moreover,theAmazonrainforestisatrea

surehouseofspeciesthatcanbeusedforfoodormedicine.Yetthereisonemajordangertotheseirreplaceableplantsandanimals:us.___5__Astheimpactofhumanactivities

suchasagricultureandcattlefanningcontinuestogrowandthelistofspeciesindangerofextinctionbecomeslonger,wearel

eftwithaquestion:canweaffordtodamagethe"lungsoftheplanet"?A.Theyfeedonmanyspecies,includingfrogs.B.Thus,it'softenknownasthe"lungsoftheplanet".C.River

stendtobetheeasiestwaytoentertheforest.D.Thenextlevelismadeupofshorterplantswithlargeleaves.E.Theygivethisareatherichestspecies

ofplantsandanimalsontheEarth.F.CurrentlythetreesintheAmazonrainforestabsorbaround500billiontonnesofcarbondioxideeachyear.G.Overthepast50years,17

percentoftherainforesthasdisappearedduetohumanactivities.三、完形填空Itwaslate,about10:15p.m.,whenJaniceEspositoarrivedattheBellporttrainstation;shejumpe

dintoherHondaOdysseyandbeganthe20-minutedrivehometoherhusbandandseven-year-oldson.She'djustreturnedfr

omvisitinghermotherandhadtraveledtheroutemanytimesbefore.Shepractically1onautopilot:aleftontoStationRoad,thenaleftonMontaukH

ighway,andthen—wham!OutofnowhereacarT-bonedEsposito'sminivan,2hertomovebackwardsome100feetontotherailroadtracks.She3intheminivan,

bruised(撞伤)butmostlyjustknockedoutbythe4andtheairbags.Asithappened,PeteDiPintowasgettingreadyfor5.He'djustclosedhisbo

okandwasgettingunderthecoverswhenheheardthesoundofmetalonmetalandbreakingglasscomingfromnotfaroutsidehisbedroomwindo

w.Avolunteer6andretiredteacher,DiPinto,64,never7tothink.Hegrabbedaflashlightand,stilldressedinhispajamas(睡衣),ranoutthedoor."Anyfirefighterwoul

dhavedonewhatIdid,"hetoldNevosday."We'realwaysonduty."Thefirstcarhecameupon,2,000feetfromhisfrontyard,wastheonethathad

8Esposito.OnceDiPintoconcludedthedriverwasOK,helookedaroundand9Esposito'sminivanpositionedontherailroadtracks.Andthenheheardaterriblesound:thebellss

ignalinganoncomingtrain."Thegateswerestartingtocomedown,"hetoldNezvsday."Iseetheheadlightofthetrain."DiPintoranquicklytoEsposito'sminivanandknoc

kedonthedriver'ssidewindow.She10lookedathim,hereyesunfocused."Idon'tknowwhereIam,"shesaid.Sheseemedunhurt."Honey,you'reontherailroad11

,"DiPintoshouted."Wehavetogetyouoffrightnow!"Hepulledhardonthehandle,butthedoorwascrashedinand12.Theheavydieseltrain,tra

velingat65milesperhour,wasmovingfasttowardthem.DiPintorantothepassengersideandthrewopenthedoor."Please,don'tletherbe13,"hethoug

ht.Hepushedasidethedeflating(瘪了的)airbags,grabbedEsposito'sarms,andpulledhertowardhimacrossthepassenge

rseatuntilhecouldhelpheroutandquicklygetherto14behindasignalboxafewfeetaway.Withinsixseconds,heestimated

,thetraincrashedintotheminivan."ItwaslikeaHollywoodmovie"DiPintotoldreportersthenextday.Butthisonehadatwist."Lastnight,"SouthCountryAmbulancec

hiefGregMiglinotoldCBSNewYork,"the15arrivedinpajamas,notinafiretruck."1.A.droveB.walkedC.rodeD.hiked2.A.allowingB.forcingC.orderingD.remindi

ng3.A.satB.stoodC.hidD.waited4.A.actionB.noiseC.impactD.bomb5.A.classB.workC.dinnerD.bed6.A.doctorB.driverC.firefighterD.engineer7.A.st

oppedB.troubledC.intendedD.wanted8.A.warnedB.caughtC.hitD.followed9.A.observedB.spottedC.realizedD.predicted10.A.yetB.justC.stil

lD.even11.A.yardsB.stationsC.bridgesD.tracks12.A.unlockedB.jammedC.openD.gone13.A.scaredB.ignoredC.trapped

D.defeated14.A.returnB.workC.safetyD.life15.A.policeB.actorC.reporterD.hero四、Startingawildlifeconservationcenterisanecessary____1_____i

mportantjob,butithardlybringsmoneytoitsfounderandsoitisforJaneThomas.Shespentseveralyears____2_____(build)theMotleyZoo,anddevotedh

erselftowildlife____3_____(protect)inRedmond,Washington,butallmoneyshemadewasspentstraightbackonthezoo.Shewasdetermined_____4____(cont

inue)todoherwork,eventhoughtherewaslittlemoneytorewardher.Butthingschangedthisyear."Ascrazyasitsounded,becauseofmyefforts,Ireceivedase

cretdonation:$9,000,"Thomassaid.Shedecidedtousethemoney____5_____wasdonatedbyastrangerthisyeartorescuemoreanimals.Sheadvertisedtheanimalrescueonthest

reetandreceivedmuchsupportfrom_____6____public.Thomassaid,"EversinceIadvertisedtheanimalrescueonthestreet,I____7_____(attract)manyp

eople.NowwhenIwalkonthestreet,many____8_____(passer-by)waveandevenshouttome'Iadopted(收养)mydogfromyou!'Ifeel____9___

__(shock)thatpeopletreatme____10_____(nicely)thanever."答案PartI一、1.hurricane2.volcanic3.eruption4.wildlife5.comment6.crowded7.landscape8.living9.w

eed10.soil11.climate12.ecology13.jungle14.shock15.lecture16.overuse17.greenhouse18.title19.wave20.escape21.survive22.poetry二、1.equally2.curiously

3.observation4.survival5.shaped6.shocked7.comments8.crowded9.wasfloating10.environmental三、1.inthedirectionof2.ontheedgeof3.asif4.

Themoment5.coveredwith6.falldown7.lessthan8.Closeto9.Asaresult10.pickedupPartII一、1--4.DBCC二、1--5.EDABG三、1--5.ABACD6--10.CACBB

11--15.DBCCD四、1.and2.building3.protection4.tocontinue5.which/that6.the7.haveattracted8.passers-by9.shocked10.morenicely