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1、2016-2017学年度高三第四次月考英语试题出题人：韩磊第一部分：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）阅读下列四篇短文，从每小题后所给的A、B、C、D四个选项屮，选岀最佳选项，并在答题卡上将该选项涂黑。AWiththedevelopmentofmodernsociety,humanbeingsareincreasinglyinvadingwildanimals'habitataswellasthewildplants'.Nearlyathirdoftheworld"scacti（仙人掌
2、）arefacingthethreatofextinction,accordingtoashockingglobalassessmentoftheeffects.CactiareanimportantprovideroffoodandwatertodesertwiIdliferangingfromwolvesanddeertotortoises,batsandbirds,andthesefaunaspreadtheplants^seedsinreturn.ButtheInternationalUnionfortheConse
3、rvationofNature（IUCN）'sfirstworldwidehealthcheckoftheplantssaysthattheyarecomingunderhugepressurefromhumanactivitiessuchaslandusechanges,commercialsndresidentialdevelopmentsandshrimpfarming・Butthepapersaidthedriverofcactispeciesextinctionwasthe“uncontrolledcollecti
4、onof1iveplantsandprivatedecoratingcollections,andannualagriculture.”Thefindingsweredescribedas"disturbing”byTngerAnderson,theTUCN"sdirector-general."Theyconfinnthatthescaleoftheillegalwildlifetrade,ineludingthetradeinplantsismuchgreaterthanwehadpreviouslythought,an
5、dthatwildlifeillegaltradeconcernsmanymorespeciesthantheelephantswhichtendtoreceiveglobalattention.”Cactiarealmostalwaysdeliciousbutuniikemostothers,theystorewaterintheirstemsalone,enablingthemtosurviveextremedraughts.Theplantscanbeassmallasonecentimeterindiameteran
6、dgrowabove19metersinheight・Welloverhalfofthespeciesareusedbyhumansfordisplaydecoration,foodormedicine.Almost1,500typesofcactiweresurveyedbytheIUCNspecialistsoverafive-yearperiod,mostlyinAmerica.Dealingwiththei11egaltradeisahardtaskastheycanbehiddeninsuitcasesoreven
7、socks・Whi1ecountriessuchasPeruhavemadeprogressinblockingtheillegaltrade,theIUCNiscallingformorestrictlycarryingouttheConventiononInternationalTradeinEndangeredSpecies(Cites)inthe“hotspots”ofUruguay,Brazi1andChile.Mexicohasmadeadvancesbutstillhasworktodo,accordingto
8、Goettsch・1.Whatdoesthethirdparagraphmainlytel1us?A.WhatcausescactispeciesextinctionB.WhatgivespeoplepressureC.WhatIUCNhasfoundD・Whatfarmershavepl
