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时间:2019-10-09
《2018年秋季高中英语 Unit 4 Wildlife protection Period 3 Learning about Language课后阅读训练 新人教版必修2》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit4WildlifeprotectionPeriod3LearningaboutLanguage课后阅读训练Ⅰ.阅读理解APolarbearsarenottheonlyspeciesindangerfromglobalwarming,anewreporthaswarned.TheUSCenterforBiologicalDiversity(CBD)claims16Arctic(北极的)animalsareatriskfromthemeltingiceaswellasthepolarbears.Theanimalsh
2、avebecomeasymboloftheenvironmentalmovement,astheirnumbersgodownwiththemeltingicecaps.Buttheyarenottheonlyones.Anewreporthaswarnedthatotheranimalsareindangerofgoingextinctaswell.SeaiceintheArcticfelltoitslowestlevelafterrecordsbeganin2007andscientistspredicttheare
3、acouldbelargelyicefreeinsummerwithin10years.ShayeWolf,theleadauthorofthereport,saidArcticfoxes,whales,muskoxen(麝牛),walruses(海象)andfourspeciesofsealswereallindanger-aswellaspolarbears.“Thepolarbearisthebest-knownvictim(受害者)ofrapidmeltingintheArctic,butifwedon’tred
4、ucegreenhousepollution,manymorecreatureswillfollowitdownthepathtoextinction,”shesaid.“SomeArcticspecieshavealreadyexperiencedwidespreaddie-offsandpopulationbecomeslessafterlosingkeyhabitatsandfoodsources;othersfaceextremeweathereventsorsuffernewpressuresfrompreda
5、tors(食肉动物).”TheCBDisalsoafraidtheseanimalscouldbeindangerifminingforoilgoesaheadinthisarea.Itisestimatedthateightoftheworld’s19polarbearpopulationsarebecominglessastheystruggletoraiseyoungandhuntforfoodonice.【语篇概述】本文主要讲了北极狐和其他几种动物和北极熊一样都面临着灭绝的危险。1.What’sthemainid
6、eaofthepassage?A.Polarbearsaretheonlyspeciesindangerfromglobalwarming.B.WhyallArcticspeciesareindangerofdyingout.C.WeshouldtakemeasurestoprotectArcticanimals.D.Arcticfoxes,whales,muskoxen,walrusesandfourspeciesofsealswereallindanger—aswellaspolarbears.【解析】-6-选D。主
7、旨大意题。综合全文和第三段可判断本文主要讲了北极狐以及其他几种动物和北极熊一样都面临着灭绝的危险。2.What’sthemeaningoftheunderlinedword“extinction”?A.繁衍 B.灭绝 C.存在 D.兴衰【解析】选B。词义猜测题。从下文widespreaddie-offs可以推知extinction的含义。3.Accordingtothepassage,whichofthefollowingstatementsiscorrect?A.Nineoftheworld’s19polarbe
8、arpopulationsarebecominglessnow.B.Polarbearsareindangermainlybecausetheirfoodsourcesaredisappearing.C.Ifwedon’ttakeanyeffectivemeasurestoprotecttheseanimalsinA
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