2020版高考英语一轮复习Unit4Wildlifeprotection课时作业（含解析）新人教版必修2

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1、Unit4Wildlifeprotection课时作业Ⅰ.阅读理解A(2019·沈阳市高三教学质量检测)In2013aloneatleast20,000Africanelephantswerekilledfortheirteeth.InSouthAfricaoverthelasttwoyearsmorethan2,200rhinoswerekilledfortheirhorns.Thesenumbersarealarming，becausecurrentratesofillegalhuntingarefasterthanbirt

2、hrates，whichcouldleadtoextinctionoftheseecologicallyimportantcreaturesintheenvironment.Indeed，someelephantandrhinopopulationsareontracktobelocallyextinctwithinthenextdecade.Ifyouarereadingthis，youmayalreadybeawareofthesefacts.Butyoumightnotknowthatwildlifetrafficking

3、(非法交易)notonlythreatenstheexistenceofelephantsandrhinosbutisalsoleadingtoextinctionofotherspecies，suchastigers，tortoises，seaturtles，andtheworld'smosttraffickedmammal(哺乳动物)—pangolins.Pangolinsaretheonlymammalsthatareentirelycoveredintouchscales(鳞)，whichmakesthemlookver

4、ystrong.Butactuallytheyareendangeredmammals.Thereareeightdifferentspeciesofpangolins，fourinAsiaandfourinAfrica，andallarethreatenedwithextinction.Althoughpangolinsareprotectedthroughoutmostofthecountrieswheretheylive，highdemandinEastAsia，wherethedeliciouspangolinmeati

5、sconsideredadelicacyandwheretheirscalesareusedintraditionalmedicines，isdrivinganillegaltradeinbothliveanimalsandpangolinparts.Thenumberofpangolintraffickingisshocking.Expertsbelievethatoverthelast10yearsmorethan1millionpangolinsweretakenfromthewild.Itisestimatedthatb

6、etween40,000and81,250pangolinswerekilledfortheillegaltradein2013alone.InFebruary，theUnitedStatesreleasedaplantodealwithwildlifetrafficking，whichlaysoutthestepswewilltaketofighttheillegaltradeinwildlife，includingpangolins.Wearestrengtheningthecarryingoutoftheplan；buil

7、dinginternationalcooperationandcontributiontoprotectwildlife；raisingawarenesstodrivedownthedemandthatisfuellingtheillegaltrade.GetinvolvedandrememberWorldWildlifeDay(Marcia3)byspreadingtheplan.Usesocialmediaandtelleveryonethatnowitistimetogetseriousaboutwildlifecrime

8、andendthedemandthatthreatensspecies，bigandsmall，fromthehugeelephanttotheshypangolin.【语篇解读】　由于人们的捕猎，一些物种濒临灭绝。本文呼吁人们行动起来，保护濒危物种。1．How