2019_2020学年高中英语Unit3Australia课后限时作业6新人教版选修9.doc

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1、课后限时作业(六)限时/50分钟Ⅰ.阅读理解KoalasarepicturedeverywhereinAustralia—oncleaningproducts,onboxesofchocolate,onsportsteamshirts.Yettheanimalsliveonlyinpocketsalongtheeastcoast.Theyonceinhabitedtheentirecoastline.Thekoalapopulationdroppedafterfarmerscutdownmanyoft

2、heforestswherekoalaslived,andhunterskilledtheanimalsfortheirfur.Bytheearly1900s,“koalaswerebasicallyshotoutofsouthAustralia，”saysecologistBillEllis,whostudiestherelationshipsamonglivingthingsandtheirenvironments.IrecentlyjoinedEllisandhisteaminaforeston

3、StBeesIsland,19milesoffthenortheasterncoastofAustralia,witheightothervolunteers.Theislandisanaturallaboratory，yieldingfindingsthatmayhelpprotectkoalaselsewhereonthecontinent.Thevolunteerssearchedtheislandforkoalasinthebluegumtrees.Whenwefoundakoala,wega

4、theredinformationaboutthetreesinthearea.Bluegumisaspeciesoftheeucalyptustree(桉树)inwhichthefunnyleafeatersspendmostoftheirtime.EucalyptustreesarenativetoAustralia,andtheirleavesarethemainfoodsourceforkoalas.Althoughkoalascanwalkontheground,theyarebetters

5、uitedforlifeinthecanopy,thehighcoverofbranchesandleavesinaforest.WhathasEllis'researchtoldhimsofar？ThepopulationofStBeesseemstobehealthy.YetElliswonderswhetherthekoalasmightbeheadingforhardtimes.Theislandisoverrunwithwildgoats,andEllisthinksthegoatsaree

6、atingthesmallbluegumtrees.Withoutthosetrees,thekoalaswillrunoutoffoodinthefuture.Ellishopesmoreresearchwillhelphimunderstandhowtoprotectthebluegumtrees—andthekoalasthatdependonthem.“Ithinkthat'swhateveryoneistryingtodo—tomakeadifference，”Ellissays.语篇导读本

7、文为说明文。在澳大利亚，考拉的生存环境受到了各方面的影响，我们到底应该为它们的生存做些什么呢？71．Whatcanweknowfromthefirstparagraph?A．Koalas'picturescanbefoundeverywhereintheworld.B．KoalasinAustralialiketoeatchocolate.C．KoalasliveonlyintheeastcoastofAustralia.D．Youcanbuythepicturesofkoalasonlyinthee

8、astcoastofAustralia.解析C　细节理解题。根据第一段最后一句可知，考拉只生活在澳大利亚的东海岸，故选C项。2．What'stheworkofthevolunteersinEllis'team?A．Tocollectinformationaboutthetreesthatkoalasdependon.B．Topreventfarmersfromcuttingdowntheforest.C．Tosavethekoalasinjuredbyl