Unit 2 Wildlife Protection單元復(fù)習(xí)練習(xí)-高中英語(yǔ)人教版（2019）必修第二冊(cè)

高一人教版英語(yǔ)必修二Unit2WildlifeProtection單元復(fù)習(xí)練習(xí)一、閱讀理解：AOnadayinArkansas,somefishermensawabearcub(幼獸)inatree.Ashourswentby,itsmotherdidn’treturn.Sotheycalledwildlifebiologist(生物學(xué)家)Eastridge.Thebearcubwassickandhungry,weighingonly5poundsandwithhiseyesnotcompletelyopen.EastridgecalledLisaStewart,whoworksatAppalachianBearRescueinTennessee.Stewartalwaysmakesroomforanewcub.ShenamedthebearMiraclebecauseshethoughtitwasamiraclethathehadsurvived!Assoonasshecould,shestoppedhavingcontactwiththecubsohewouldnotbecometoousedtohumans.Whenthecubarrived,Stewartcleanedhiseyesandputhiminahousealone.SinceMiraclewasalready5monthsold.Stewartgavehimbowlsoffoodandanotherbowlofaspecialformula(配方奶粉),similartoabearmother’smilk.Sometimes,Miraclewouldreachhisheadoutofhishouseandtakesomeformulaorfood.Buthewasn’teatingtoomuch.Miraclewastooweaktobewithotherbears.SoStewartgavehimatoybearnamedBuddy.Hetookitintohishouseandcovereditwithstraw(稻草).HefedBuddy,too.Stewartoftenfoundthetoycoveredinformulaandberriesanditsearsfullofapplechunks.NowthatMiraclehadBuddy,hecameoutofhishousemoreoftenandwantedtoeat.Aftertwomonths,StewartintroducedMiracletootherbearssotheycouldlearnfromoneanother.SheavoidedanydirectcontactwithMiracleandtheotherbears.Stewartwantedtomakesuretheystayedafraidofhumanssotheycouldgobackintothewildagain.Shealwayshidbehindafence(柵欄)andthrewfoodoverthetopsecretly.Thebearshuntedforthisfoodastheywouldsoondointhewild.Fivemonthslater,RickEastridgereturnedtopickupahealthy90-poundMiracleandanotherbearfromArkansasnamedRocky.Eastridgeloadedthebearsintoboxesonhistruckandtransportedthembacktothewild.Assoonasthebearboxeswereopened,thetwocubsranforthewoods─wheretheybelonged.Q.WhatdidStewartdoshortlyafterthecubarrived?______A.Shehelpedhimeatfood. B.Shecontactedwithhim.C.Shesettledhimdown. D.ShenamedhimMiracle.2.AtoybearwasgiventoMiracleinorderto______.A.remindhimnottowastehisfoodB.killhislonelytimeinhishouse.C.develophisskillsofmakingfriendsD.ridMiracleofitsfearofhumans3.WhydidStewartalwaysgivefoodtoMiracleinsecret?______A.Becausehecouldlearnhowtofindfoodinthewild.B.Becausehewastooweaktobefrightenedbyhumans.C.Becauseagoodrelationshipcouldbedeveloped.D.Becauseshedidn’twanttodisturbhispeacefullife.BGeorgewasagamewarden(獵物繁殖和旗保護(hù)區(qū)的管理員)inKenya.Oneday,hefoundthreetinylionsbesideadeadlioness.Theyweresolittlethattheireyeshadnotyetopened.Sadly,hetookthethreelittlelionsanddrovebackhome.WhenGeorgegotoutofthecarwiththebabylions,hiswifeJoyAdamsonimmediatelytookover.Joyhadcaredformanyyounganimalsovertheyears.butshehadnevertriedtoraisebabylions!However,shewasdeterminedtosavethesebabies.Thelionsgrewrapidly.Butastheliongrewbiggerandstronger,JoyandGeorgerealizedtheycouldnotkeepthreelargelions.Theydecidedtopresenttwoofthelionstoazoo;theywouldkeepthesmallestlion,whichtheynamedElsa.JoyandGeorgetaughtElsatohuntandtoprotectherself.Elsalikedtoplaywithherhumanfriends,butasElsagrewtoheradultsize,thisplaybecamedangerous.Morethanonce,ElsaknockedJoytotheground,scratching(抓傷)her.JoyandGeorgebothrealizedthatitwaslimetofindElsaanewhome.Theyknewsheneededawildhomewhereshecouldlivethelifeshewashorntolead.Finally,JoyandGeorgedecidedtosetElsafreeinMeruParkatthefootofMt.Kenya.ElsaneverforgotJoyandGeorge.Whenevertheycampednearby,Elsawouldcometovisitsrubbingherheadagainsttheirlegsingreeting.JoymissedElsa,butwashappythatshehadmadeasuccessfullifeasawildlion.JoywroteabookaboutElsa,BornFree,whichbecameaninternationalbestseller.Joytraveledallovertheworld,talkingabouttheimportanceofsavingthewildanimalsoftheworld.JoylivedoutherlifeinAfrica,workingwithwildanimals.Shewrotemorebooksaboutherexperiences.HerheartfeltinterestinanimalsandhergreatloveforElsahelpedinspire(激發(fā))aworldwidemovementtoprotectwildlife.ForJoyAdamson,therewasnogreatergiftthanthebeautyandspiritofwildanimals,livingfree.4.WhenGeorgetookthethreelionshome,hiswife________.A.advisedhimtogivethemtoazooB.wasfrightenedbytheirappearancesC.wasunwillingtocareforthemD.hadagreatloveforthem5.JoyandGeorgesetElsafreebecause________.A.ElsascratchedJoyB.therewasn'tenoughfoodforElsaC.ElsawasbigandstrongD.Elsawasadangertotheirneighbors6.WhatdoweknowaboutthebookBornFreefromthetext?A.Itbecameverypopular.B.ItismainlyaboutJoy'sexperiencesinMeruPark.C.ItfocusesonwildanimalsinKenya.D.Ithelpedchangepeople'sattitudestowardswildlife.7.What'sthebesttitleforthetext?A.JoyAdamson:livingwithlionsB.Elsa:lionraisedbyahumanC.BomFree:awonderfulbookD.George:agamewardenCHowdoesanecosystem(生態(tài)系統(tǒng))work?Whatmakesthepopulationsofdifferentspeciesthewaytheyare?Whyaretheresomanyfliesandsofewwolves?Tofindananswer,scientistshavebuiltmathematicalmodelsoffoodwebs,notingwhoeatswhomandhowmucheachoneeats.Withsuchmodels,scientistshavefoundoutsomekeyprinciplesoperatinginfoodwebs.Mostfoodwebs,forinstance,consistofmanyweaklinksratherthanafewstrongones.Whenapredator(掠食動(dòng)物)alwayseatshugenumbersofasingleprey(獵物),thetwospeciesarestronglylinked;whenapredatorlivesonvariousspecies,theyareweaklylinked.Foodwebsmaybedominatedbymanyweaklinksbecausethatarrangementismorestableoverthelongterm.Ifapredatorcaneatseveralspecies,itcansurvivetheextinctionofoneofthem.Andifapredatorcanmoveontoanotherspeciesthatiseasiertofindwhenapreyspeciesbecomesrare,theswitchallowstheoriginalpreytorecover.Theweaklinksmaythuskeepspeciesfromdrivingoneanothertoextinction.Mathematicalmodelshavealsorevealedthatfoodwebsmaybeunstable,wheresmallchangesoftoppredatorscanleadtobigeffectsthroughoutentireecosystems.Inthe1960s,scientistsproposedthatpredatorsatthetopofafoodwebhadasurprisingamountofcontroloverthesizeofpopulationsofotherspecies—includingspeciestheydidnotdirectlyattack.Andunplannedhumanactivitieshaveprovedtheideaoftop-downcontrolbytoppredatorstobetrue.Intheocean,wefishedfortoppredatorssuchascodonanindustrialscale,whileonland,wekilledofflargepredatorssuchaswolves.Theseactionshavegreatlyaffectedtheecologicalbalance.Scientistshavebuiltanearly-warningsystembasedonmathematicalmodels.Ideally,thesystemwouldtelluswhentoadapthumanactivitiesthatarepushinganecosystemtowardabreakdownorwouldevenallowustopullanecosystembackfromtheborderline.Preventioniskey,scientistssaybecauseonceecosystemspasstheirtippingpoint(臨界點(diǎn)),itisremarkablydifficultforthemtoreturn.8.Whathavescientistsdiscoveredwiththehelpofmathematicalmodelsoffoodwebs?A.Thelivinghabitsofspeciesinfoodwebs.B.Therulesgoverningfoodwebsoftheecosystems.C.Theapproachestostudyingthespeciesintheecosystems.D.Thedifferencesbetweenweakandstronglinksinfoodwebs.9.Astronglinkisfoundbetweentwospecieswhenapredator________.A.hasawidefoodchoiceB.caneasilyfindnewpreyC.stickstoonepreyspeciesD.canquicklymovetoanotherplace10.Whatwillhappenifthepopulationsoftoppredatorsinafoodwebgreatlydecline?A.Thepreyspeciestheydirectlyattackwilldieout.B.Thespeciestheyindirectlyattackwillturnintotoppredators.C.Thelivingenvironmentofotherspecieswillremainunchanged.D.Thepopulationsofotherspecieswillexperienceunexpectedchanges.11.Howdoesanearly-warningsystemhelpusmaintaintheecologicalbalance?A.Bygettingillegalpracticesundercontrol.B.Bystoppingusfromkillinglargepredators.C.Bysignalingtheurgentneedfortakingpreventiveaction.D.Bybringingthebroken-downecosystemsbacktonormal.DMoreandmorebirdsareflyingtosettleatQinghaiLake,oneofthehighestinlandlakesinChina,thankstotheprotectioneffortsofthelocalgovernment.Coveringanareaofover4,000squarekilometers,QinghaiLakeisalsothecountry’sbiggestsaltlake.LocatedinNorthwestChina’sQinghaiProvince,thelakeisfamousforthetwoislandsatitsnorthwestpoint—CormorantIslandandEggIsland.Thetwoislandshaveplentyoffloatinggrassandvariousschoolsoffish,offeringrichfoodsourcestobirds.Theislandshavebecomeadreamlandfordifferentkindsofgroupsofbirdsandhavebeencalled“BirdIslands”.EachMarchandApril,wheniceandsnowcoveringtheQinghai-TibetPlateau(高原)starttomelt,over20kindsofbirdsflytotheBirdIslandstolayeggs.Duringthemonths,flocksofbirdscoverthewholeskyovertheislandsandbirdeggscanbefoundeverywhere.Visitorscanhearthesingingofbirdsfrommilesaway.Thesehavebecomeaworld-famoussymbolofthelake.Toprotectthisdreamlandforbirdsandsupportcallsforecologicalprotection,ChinasetuptheQinghaiLakeNationalNaturalReserveattheendof1997.Meanwhile,theStatehaspointedouttheBirdIslandsandSpringBayofQinghaiLakewerecentralprotectionzones.Inspectorsandconservatorsoftenpatrolthelake,enrichinglocalresidents’knowledgeofrelatedlawsandspreadingknowledgeaboutanimalprotectiontovisitors.Theyaremakinggreateffortstocallonpeopletoloveandprotectthebirds.Atthesametime,theyhavebuiltspecialfencesaroundtheislandareatopreventwolves,foxesandothercarnivorousanimals,aswellasillegalhuntersfrombreakingupthebirds’buildingnests,layingeggsandbreeding.Asaresult,moreandmorebirdsarecomingtotheislandsforshelteringandbreeding.12.WhyaremoreandmorebirdscomingtothebiggestsaltlakeinNorthwestChina?A.Becauseitisgettingwarmerandwarmer.B.Becauseitisbeingreformed.C.Becauseenvironmentstherearegettingmoreandmoreagreeabletothemtolivein.D.Becausethepeopletherearebecomingricherandricher.13.Whatdothebirdsfeedon?A.Floatingfishandvariousgrass.B.Grassfloatingonthewatersurfaceanddifferentkindsoffish.C.Saltwaterandplentyofgrains.D.Cornfromthelocalfarmers.14.Whatcanyouinferaccordingtothepassage?A.Over20kindsofbirdscometotheBirdIslandsbeforeMarch.B.Flocksofbirdsflyuptothewholeskyoverislandstolayeggs.C.Visitorscanseethebirdsfrommilesaway.D.Thegovernmenthastakenmanymeasurestoprotectthedistrict.15.Whereisthispassagemostprobablytakenfrom?A.Anewspaper. B.Adocument.C.Astorybook. D.Asciencebook.二、短文七選五：WhereDoMosquitoes(蚊子)GoinWinter?Whydomosquitoes，everywhereinwarmermonths，disappearcompletelyinwinter？1Mosquitoesarecold-bloodedinsects，meaningthattheydon'tlikethecoldandprefertemperaturesthatare80degreesFahrenheit(華氏溫度)ormore.Whenthetemperaturedrops，theyactuallylosetheirabilitytoflyandbecomemotionless.2Theywouldneverbeabletoflyfarenough.Theactualanswertothequestionisdifferentformaleandfemalemosquitoes.Malemosquitoes?Theydie.Butthat'snotjustbecauseofthecold.Malemosquitoeshavefarshorterlifespans(壽命)thanfemales，andtheydieinautumn.Femalemosquitoes，though，canlivethroughthewinter.Theyhibernate(冬眠)．Inautumn，thefemaleswillgointohollowlogsorcracksinthegroundandenterthisstillstate.3Theyputofftheirdevelopment，typicallyformonths.Whenitwarmsupagain，thefemaleswillcomeoutfromhibernation.Atthispoint，they'regettingreadytolaytheireggsandtheyneedasmuchbloodaspossibletohelptheeggsdevelop.Thefemalesmustfindabloodmealtoprovidetheproteinneededbytheireggstodevelop，justinthetime，whenhumansareoutdoorsinshortsleevesenjoyingthewarmingweather.4Itactuallydoesn'thavetobewhatwehumanswouldconsider“cold”toputamosquitoindanger.Whilethesepestsliveactivelywhenit'saround80degreesF，mostspeciescanstartheadingintohibernationwhenitdropstoaround50.5Thisiswhenfemalemosquitoesstartlookingforaplaceforsleep.A．Theobviousansweristhatit'scold.B．Nowit'stimeformalemosquitoestowakeup.C．It'sonlythefemalemosquitoesthatarebitingyou.D．Unlikebirds，mosquitoesdon'tflysouthforthewinter.E．Anythingbelow50degreesisalreadytoocoldformostmosquitoes.F．Theycarryonwithlifeonlywhenthereisenoughwaterfortheirneeds.G．Theycanhibernateforuptosixmonthsinfreezingorwaterlessconditions.三、完形填空：GrowingupintheUSA,Ialwayswantedtoexperienceanotherculture.The___1__camewhenIwas15.Afterafewmonthsofplanningand___2__,Iwasreadytospendthesecondsemesterofmyfirsthighschoolyear___3__anexchangestudentinAustralia.___4___inPerthwasoneofthemostexcitingmomentsofmylife.Irealizedthenthattherewasnoturningback.ThefamilyIwouldlivewithwaswaitingforme,anditwouldonlybefivedays___5___thenewschoolyear.TheschoolIattendedwas___6__myschoolbackintheStates.Iwasquite__7___atfirst,especiallyneverhavingbeentoanewschool—evenintheUS.Everythingwentwithout___8__,though.Theteacherswerewelcomingandthestudentswerefriendly.Themost___9___timewastravellingwithotherexchangestudentsaroundAustraliaduringoursemesterbreak.Thefewweekswe___10__togetherwerefullofamazingactivities.Attheendofour___11___inAustralia,wehadthreeweekstoshareourstoriesandhelpeachotherdealwithleaving.Itwas__12___thatourlastdaytogetherwasfilledwithtears.Wepackedourcamp,___13___e-mailaddressesandgatheredtogetherforafinalgood-bye.Uponcominghome,anopenmindwasagainimportant.Resettlinghometooktimeand___14__,butatlastImadeit.Allthewhile,IwasthoughtfultolettingmyfamilyandfriendsknowhowhappyIwastobehomeandhowmuchIhadmissedthem—thoughtheexperienceisstill___15__withme.So,ifyouhavetheopportunitytostudyabroadyoumostcertainlyshould.1.A.task B.dream C.chance D.vacation2.A.packing B.convincing C.performing D.preparing3.A.as B.on C.for D.with4.A.Flying B.Landing C.Working D.Studying5.A.since B.until C.after D.before6.A.similarto B.differentfrom C.asgoodas D.thesameas7.A.excited B.annoyed C.worried D.confused8.A.hope B.doubt C.difficulties D.argument9.A.valuable B.acceptable C.comfortableD.unforgettable10.A.spent B.lived C.studied D.worked11.A.stay B.visit C.trip D.holidays12.A.funny B.natural C.strange D.simple13.A.made B.wrote C.shared D.exchanged14.A.effort B.money C.ability D.wisdom15.A.sadly B.clearly C.lively D.amazingly四、語(yǔ)法填空：HuangShunjiemighthavethebestjobintheworld.The24-year-oldis

___1__pandaphotographerandzookeeper.Huangspendseachday____2____(look)after18babypandasattheGiantPandaProtectionandResearchCenterinChina.Hepreparestheirmeals,checksontheirhealthand____3____(carry)thembetweentheirsleepingpensandtheirpublicenclosure(圍場(chǎng)).“Icangetveryclosetothebabypandas,_____4___makesmanypeoplejealous(忌妒的),”

Huangsays.Anyjob____5____(certain)hasdownsides.InHuang’scase,it’stheregularscratches(抓傷)hegetsfromthe45

-to55-poundbears.Butit’sasmallpricetopaytospendeachdaywiththecutepandas.“I’mafull-timedaddyforthesebabypandas,”saysHuang.“IfItakesome___6___(day)offtogohome,Ifeelemptyinside.”Formanyyears,giantpandaswereoneoftheworld’smostendangeredcreaturesasconstructiondestroyedtheir___7_____(nature)habitatinbambooforests.Butpopulationshaverecoveredinrecentyearsdue_____8___programstohelppandasbreed(繁殖).Today,there____9____(be)1,864pandasinthewild,upfromonly1,

114inthe1970s,accordingtoChina’sNationalForestryandGrasslandAdministration.Two-thirdsof____10____(they)liveacross67naturereserves.五、寫(xiě)作：第一部分應(yīng)用文寫(xiě)作假定你是李華，請(qǐng)你寫(xiě)一篇號(hào)召人們保護(hù)珍稀鳥(niǎo)類(rarebirds)的校報(bào)文章，內(nèi)容包括：1.保護(hù)珍稀鳥(niǎo)類的重要性；2.人類活動(dòng)對(duì)珍稀鳥(niǎo)類的傷害；3.保護(hù)珍稀鳥(niǎo)類的方法。注意：1.詞數(shù)80左右；2.可以適當(dāng)增加細(xì)節(jié)，以使行文連貫。Mydearfellowstudents,____________________________________________________________________________________________________________________________第二部分閱讀續(xù)寫(xiě)閱讀下面短文，根據(jù)所給情節(jié)進(jìn)行續(xù)寫(xiě)，使之構(gòu)成一個(gè)完整的故事。Itwasdark,coldandrainingonDecember24.Jameslefthisofficeandwalkedslowlyacrossthestreettotheparkingplace.Hewasverytired.Hetookouthiscarkeyandputdownhisumbrella.Heputthekeyintothelockandturnedit.Nothinghappened.Thedoorwouldnotopen.ThenJamesrealisedthatitwasthewrongcar.Hiscarwasred,butthisonewasdarkblue.“Ohdear!Imusthaveparkedinadifferentplacethismorning，”hethought.Puttinguphisumbrella,hesetofftolookforhiscar.Therainpoureddownandtheeveninggotcolderandcolder.Havingwalkedroundallthesidestreets,Jamesdidn'tfindhiscar.Hewasexhaustedandangry.“Someonemusthavestolenmycar，”hethought.“NowIshallhavetogotothepolicestationandreportit.”Thepolic