2017.11.29高三英语周练试卷

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1、高三英语周练试卷2017.11.29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A、B、C和D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。AFourWildAnimalSpeciesWereEndangeredMaybeyoucanstillseethematthezoo.Butthatdoesn’tmeanthey’redoingalrightinthewild.TigersAllsixtigerspeciesareendangered,withSuatrantigersandSouth

2、Chinatigersataseriouslyendangeredstatus.Themainreasonsfortheirpopulationdeclineareillegalhuntinganddestroyedhabitats,ashumansclearforeststogathertimberandbuildroadways.Onlyabout3890tigerspresentlyliveinthewild.GroundsquirrelsThat’sright,evensquirrelsareendangered,specificallytheSan

3、Joaquingroundsquirrel.NativetoCalifornia,USA,theseguyshavebeendisappearingsince1979onaccountoftheconstructionandhumandevelopmentsgoingthroughtheirhabitat.Theirtotalpopulationisunknown,butitcouldbeanywherebetween124000and4130000.GiraffesTheInternationalUnionfortheConservationofNatur

4、erecentlyputgiraffesatavulnerablestatus,theleveljustbeforeendangered.Thegiraffepopulationhasdeclined40percentinthelast30years,primarilyduetolossofhabitatandillegalhunting.Somegiraffesarekilledjustfortheirtails,whichareconsideredstatussymbolsinAfrica.AsianelephantsThemainthreattoAsi

5、anelephants,oneofthemostintelligentanimals,istheirshrinkinghabitat.Asthehumanpopulationgrows,peopleinvadetheirlandtobuildroadsandrailwaytracks.ElephantsinMyanmarareatanespeciallyhighriskforbeingcapturedandtradedorusedillegallyinthetouristindustry.Fewerthan50000areleftontheentirecon

6、tinent.21.Whyisthepopulationoftigersbecomingsmaller?A.Peoplehuntillegallyanddestroytheirlivingspots.B.Itisdifficultfortigerstofitinwiththeirenvironment.C.Theforestsarenotsuitablefortheirliving.D.Thetigersareathreattotheresidentsnearby.22.What’sthemainreasonwhysomeanimalsareindanger

7、accordingtothepassage?A.Climatechanges.B.Humanactivities.C.Lackoffood.D.Seriouspollution.23.Thetailsof________areregardedasstatussymbolsinAfrica.A.tigers’B.groundsquirrels’C.giraffes’D.Asianelephants’24.Whatcanweinferfromthepassage?A.Thegiraffepopulationhasincreasedgreatlyinthelast

8、30years.B.Thenumberofsquir