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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)

silentthroughallthis.3.Herlanguage,asIhear,isvivid,directandfullof________(observe)andwisdom.4.Forsuddenheartfailure,theb

estchanceof________(survive)ishavingsomeonenearbystepinandperformCPRquickly.5.China'sdeep-seamannedsubmersibleFendouzhe,________(shape)likeafish,s

etanewrecordof10,909metersonNov.10,2020.6.NeverinhislifehadShayrunthatfarbuthemadeittofirstbase,wide-eyedand________(shock).7.The

se________(comment)cameinresponsetospecificquestionsoftenaskedbylocalnewsmen.8.Thenineteenth-centurypoorcitywasinmanyways

aterribleplace,dirtyand________(crowd).9.Anunpleasantsmell_____(float)intomynoseasthebowloffriedstinkytofusettledontomydinnert

able.10.Thebiggest_____(environment)problemisairpollution.三、选词填空pickup,asif,falldown,asaresult,inthedirectionof,ontheedgeof,becoveredwith,lessthan,

closeto,themoment1.Isawhimdriveaway_____thecity.2.Shestood_____theriverstaringintospace.3.ItwasJohnwhobrokethew

indow.Whyareyoutalkingtome_____Ihaddoneit.4._____Isawher,ItoldherthegoodnewsthathewasadmittedtoBeijingUniversity.5.Idiscoveredthatthemountainwas

_____snow.6.Youmustwatchyourstepsoasnotto_____.7.Wefinishedtherunin_____halfthetimeallowed8._____theschooltherewasabeautifulparkwithmanytre

esaroundit.9._____,peoplewilleatmorefoodtotrytomakeupforthatsomethingmissing.10.Sam_____someknowledgeofthecomputerjust

bywatchingothersworkingonit.PartII提高部分一、阅读理解Animalsarenaturalresourcesthatpeoplehavewastedallthroughour

history.Animalshavebeenkilledfortheirfurandfeathers,forfood,forsport,orsimplybecausetheywereintheway.Thousandsofkindsofanimalshaved

isappearedfromtheworldforever.Hundredsmoreareonthedangerlisttoday.About170kindsintheUnitedStatesaloneareconsideredindanger.Whyshouldp

eoplecare?Becauseweneedanimals.Andbecauseoncetheyaregone,therewillneverbeanymore.Animalsaremorethanjustbeautifulandintere

sting.Theyaremorethanjustasourceoffood.Everyanimalhasitsplaceinthebalanceofnature.Destroyingonekindofanimalcancrea

temanyproblems.Forexample,whenfarmerskilledlargenumbersofhawks(鹰),thecomandgraintheystoredwouldbedestroyedb

yratsandmice.Why?Becausehawkseatratsandmice.Withnohawkstokeepdowntheirnumbers,theratsandmicemultiply(繁殖)quickly.Luckily,somepeoplearework

ingtohelpsavetheanimals.Somegroupsraisemoneytoletpeopleknowabouttheproblem.Andtheytrytogetthegovernmentstopas

slawstoprotectanimalsindanger.Quiteafewcountrieshavepassedlaws.Theselawsforbidthekillingofanyanimalonthedanger

list.Slowly,thenumberofsomeanimalsindangerisgrowing.1.Whydopeoplekillanimals?A.Theykillanimalstoraisemoney.B.Animalsdestroyt

heirnaturalresources.C.Animalscreatemanyproblems.D.Theykillanimalsforsomethingtheyneed.2.Whathashappenedtotheanimalsontheearth?A.Mi

llionsofkindsofanimalshavedisappearedforever.B.Manykindsofanimalshavediedout.C.About170kindsofanimalshavedisappearedforever.D.Allkindsofanima

lsareindanger.3.Whyareanimalsimportanttous?A.Theygiveusasourceoffood.B.Theyarebeautifulandlovely.C.Theykeepthebalanceofnature.D.Th

eygiveusalotofpleasure.4.Whatcanweinferfromthelastparagraph?A.Everypersonwillknowtheimportanceofprotectingwildanimals.B.Animalsindangerwil

lnotbekilledanymore.C.Thenumberofsomeanimalsindangerwillincrease.D.Animalsindangerwillbekeptawayfrompeople.二、七选五TheAmazonRainforest:

ANaturalTreasureWelcometotheAmazonrainforest.Asthelargestrainforestintheworld,itplaysasignificantroleinmaintainingthefinebalanceoftheEar

th'secosystem.TheAmazonrainforestcrossesintoeightcountries.Withanareaof5.5millionsquarekilometers,theAmazon

rainforestismorethanhalfthesizeofChina.TheAmazonRiver,fromwhichtherainforestgetsitsname,isabout6,400kilometersin

length.Onitsjourneyfromthemountainstotheocean,theriversupportsmanydifferentecosystems.__1___Theforest'sd

ifferentlevelssupportanunbelievablevarietyofwildlife.Atthebottom,thereisasystemofrootsbeneaththeground.Abovethat

isthemassofleaflitteronthedarkforestfloor.___2__Thentherearethetoweringancienthardwoods,andfinallyth

etopsofthetallesttreesmanymetresabovetheground.Eachleveloftheforestformsitsownlittleworld,andishometodifferentkindsoflivingthings.Mor

ethan1,300speciesofbirdsandover400speciesofmammalshideamongthejungle'splantlife.Thejaguar(美洲豹)isoneexample.Itha

syellowish-browncoatwithblackspots.Whileasignificantnumberofjaguarssurvivehere,theyareonlyoneelementofthisforest'sfoodchain.___3__Thesef

rogs,inturn,feedoninsectswhicheatleavesandfruit.Whenajaguardies,atinyarmyofmicroorganismshelpsbreakdownitsbodyandret

urnthenutrientstotheearth.TheAmazonrainforestbreatheslifeintotheplanetbyabsorbingcarbondioxideandproducingover20percent

ofalltheEarth'soxygen.__4___Moreover,theAmazonrainforestisatreasurehouseofspeciesthatcanbeusedforfoodormedicine.Yetthereisonemajordangertoth

eseirreplaceableplantsandanimals:us.___5__Astheimpactofhumanactivitiessuchasagricultureandcattlefanningcontinue

stogrowandthelistofspeciesindangerofextinctionbecomeslonger,weareleftwithaquestion:canweaffordtodamagethe"lungsoftheplanet"?A

.Theyfeedonmanyspecies,includingfrogs.B.Thus,it'softenknownasthe"lungsoftheplanet".C.Riverstendtobetheeasiestwaytoentertheforest.D.The

nextlevelismadeupofshorterplantswithlargeleaves.E.TheygivethisareatherichestspeciesofplantsandanimalsontheEarth.F.Currently

thetreesintheAmazonrainforestabsorbaround500billiontonnesofcarbondioxideeachyear.G.Overthepast50years,

17percentoftherainforesthasdisappearedduetohumanactivities.三、完形填空Itwaslate,about10:15p.m.,whenJaniceEs

positoarrivedattheBellporttrainstation;shejumpedintoherHondaOdysseyandbeganthe20-minutedrivehometoherhusbandandseven-year-oldson.She'djust

returnedfromvisitinghermotherandhadtraveledtheroutemanytimesbefore.Shepractically1onautopilot:aleftontoStationRoad,thenaleftonMontaukHighway,and

then—wham!OutofnowhereacarT-bonedEsposito'sminivan,2hertomovebackwardsome100feetontotherailroadtracks.She3intheminivan,bruised(撞伤)

butmostlyjustknockedoutbythe4andtheairbags.Asithappened,PeteDiPintowasgettingreadyfor5.He'djustclosedhisbookandwasg

ettingunderthecoverswhenheheardthesoundofmetalonmetalandbreakingglasscomingfromnotfaroutsidehisbedroomwindow.Avolunteer6andre

tiredteacher,DiPinto,64,never7tothink.Hegrabbedaflashlightand,stilldressedinhispajamas(睡衣),ranoutthedoor."Anyfirefighterwouldhavedonewha

tIdid,"hetoldNevosday."We'realwaysonduty."Thefirstcarhecameupon,2,000feetfromhisfrontyard,wastheonetha

thad8Esposito.OnceDiPintoconcludedthedriverwasOK,helookedaroundand9Esposito'sminivanpositionedontherailro

adtracks.Andthenheheardaterriblesound:thebellssignalinganoncomingtrain."Thegateswerestartingtocomedo

wn,"hetoldNezvsday."Iseetheheadlightofthetrain."DiPintoranquicklytoEsposito'sminivanandknockedonthedriver'ssidewindow.She10looked

athim,hereyesunfocused."Idon'tknowwhereIam,"shesaid.Sheseemedunhurt."Honey,you'reontherailroad11,"DiPintoshouted."Wehavetogetyouo

ffrightnow!"Hepulledhardonthehandle,butthedoorwascrashedinand12.Theheavydieseltrain,travelingat65milesperhour,wasmovingf

asttowardthem.DiPintorantothepassengersideandthrewopenthedoor."Please,don'tletherbe13,"hethought.Hepushedasidethedeflating(瘪了的)airbags,grabbe

dEsposito'sarms,andpulledhertowardhimacrossthepassengerseatuntilhecouldhelpheroutandquicklygetherto14behindasignalboxaf

ewfeetaway.Withinsixseconds,heestimated,thetraincrashedintotheminivan."ItwaslikeaHollywoodmovie"DiPintotoldrepor

tersthenextday.Butthisonehadatwist."Lastnight,"SouthCountryAmbulancechiefGregMiglinotoldCBSNewYork,"the15arrivedi

npajamas,notinafiretruck."1.A.droveB.walkedC.rodeD.hiked2.A.allowingB.forcingC.orderingD.reminding3.A

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

.firefighterD.engineer7.A.stoppedB.troubledC.intendedD.wanted8.A.warnedB.caughtC.hitD.followed9.A.observedB.spot

tedC.realizedD.predicted10.A.yetB.justC.stillD.even11.A.yardsB.stationsC.bridgesD.tracks12.A.unlockedB.jammedC.openD.gone13.A.scaredB.igno

redC.trappedD.defeated14.A.returnB.workC.safetyD.life15.A.policeB.actorC.reporterD.hero四、Startingawildlifeconservationcenterisaneces

sary____1_____importantjob,butithardlybringsmoneytoitsfounderandsoitisforJaneThomas.Shespentseveralyears____2

_____(build)theMotleyZoo,anddevotedherselftowildlife____3_____(protect)inRedmond,Washington,butallmoneyshemadewasspentstraightbacko

nthezoo.Shewasdetermined_____4____(continue)todoherwork,eventhoughtherewaslittlemoneytorewardher.Butthingschangedthisyear."Ascrazyas

itsounded,becauseofmyefforts,Ireceivedasecretdonation:$9,000,"Thomassaid.Shedecidedtousethemoney____5_____wasd

onatedbyastrangerthisyeartorescuemoreanimals.Sheadvertisedtheanimalrescueonthestreetandreceivedmuchsupportfrom_____6___

_public.Thomassaid,"EversinceIadvertisedtheanimalrescueonthestreet,I____7_____(attract)manypeople.NowwhenIwalkonthestreet,many____8_____(passer-by

)waveandevenshouttome'Iadopted(收养)mydogfromyou!'Ifeel____9_____(shock)thatpeopletreatme____10_____(nicely)thanever."答案PartI一、1.hurricane2.volcanic3.e

ruption4.wildlife5.comment6.crowded7.landscape8.living9.weed10.soil11.climate12.ecology13.jungle14.shock15.lecture16.overuse

17.greenhouse18.title19.wave20.escape21.survive22.poetry二、1.equally2.curiously3.observation4.survival5.shaped6.shocked7.comments8.cro

wded9.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.CACBB11--15.DBCCD四、1.and2.building3.protection4.tocontinue5.which/t

hat6.the7.haveattracted8.passers-by9.shocked10.morenicely