2016-2017学年高中英语 Unit 4 Wildlife protection单元质量评估 新人教版必修2

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1、单元质量评估(四)　(时间：100分钟　满分：120分)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)阅读下列的短文，从每题所给的四个选项(A、B、C和D)项中选出最佳选项。AAnimalconservationManyanimalandplantspecieshavebecomeextinctandmanymoreareincriticaldanger.Findingwaystoprotecttheearth'swildlifeandconservethenaturalworldtheyinhabit(居住)isnowmore

2、importantthanever.DodosTheDodoisaclassicexampleofhowhumancauseddamagetotheearth'sbiology.TheflightlessDodowasnativetotheIslandofMauritiusintheIndianOcean.Itlivedofffruitfallenfromtheisland'streesandlivedunthreateneduntilhumansarrivedin1505.Theeasilycontrolledbirdbecameasourceoffoodfors

3、ailorsandwasattackedbyanimalsintroducedtotheIslandbyhumanssuchaspigs,monkeysandrats.ThepopulationofDodosrapidlydecreasedandthelastonewaskilledin1681.RhinosTheRhino(犀牛)hornisahighlyprizeditemforAsianmedicine.Thishasledtotheanimalbeinghuntedinitsnaturalhabitat.OncewidespreadinAfricaandEu

4、rasia，mostRhinosnowliveinprotectednaturalparksandreserves(保护区)．Theirnumbershaverapidlydecreasedinthelast50years，andtheanimalsremainunderconstantthreatfrompoachers(偷袭者)．16TheGiantPandaThefutureoftheWorldWildlifeFund'ssymbolisfarfromcertain.Asfewas1，600pandasremaininthewild.TheChinesegov

5、ernmenthassetup33pandareservestoprotectthesebeautifulanimalsandmadepoachingthempunishablewith20yearsinprison.However，thepanda'sdistinctblackandwhitepatchedcoatfetchesahighpriceontheblackmarketanddeterminedpoachersstillpose(造成)oneofthemostseriousthreatstotheanimal'scontinuedexistence.Wh

6、alesTheInternationalWhalingCommissionisfightingtoensurethesurvivalofthewhalespecies.Despitethefactthatone－thirdoftheworld'soceanshavebeendeclaredthewhalesanctuaries(保护区).7outof13whalespeciesremainendangered.Huntedfortheirrichsupplyofoil，theirnumbershavedecreasedtojust300.Collisionswith

7、ships，poisonouspollutionandbeingcaughtinfishingnetsareothermajorcausesofwhaledeaths.TigersThelast100yearshasseena95%reductioninthenumbersofremainingtigerstobetween5，000and7，000andTheBali，Javan，andCaspiantigersarealreadyextinct.TheSouthChinatigerisprecariouslyclosetodisappearing，witho