（新课标）2018高三英语一轮复习题组层级快练17Unit2Workingtheland新人教版必修4

《（新课标）2018高三英语一轮复习题组层级快练17Unit2Workingtheland新人教版必修4》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。

1、题组层级快练17Unit2Workingtheland“阅读+七选五+完形”组合练（时间：35分钟）I.阅读理解阅读下列短文，从每题所给的四个选项（A、B、C和D）屮选出最佳选项。（2017•长春模拟）ScientistsinArgentinahavecreatedtheworld"sfirstcowwithtwohumangenesthatwillenableittoproducehuman-likemilk.Geneticengineeringwasusedtointroducetheumothers'milk”genesintotheanimalbeforebirth,accord

2、ingtotheNationalInstituteofAgribusinessTechnologyinBuenosAires・Asanadult,theclonedcow“wil1producemilkthatissimilartothatofhumans”，whichwillprove“adevelopmentofgreatimportanceforthenutritionofinfants（婴儿）”，saidtheinstitute.“Theclonedcow,namedRositaISA,isthefirstintheworldwithtwohumangenesthatcontai

3、ntheproteinspresentinhumanmilk,”saidthestatement.InApril,scientistsinChinapublisheddetailsofresearchshowingthattheyhadcreateddairycowswhichproducedmilkcontainingproteinsfoundinhumanbreastmilk・ButtheArgontineteamsaidtheChineseonlyintroducedonehumangene.Whiletheirresearchinvolvedtwo,meaningthemilkw

4、illmorecloselyresemblethatofhumans.“Ourgoalwastoraisethenutritionvalueofcows'milkbyaddingtwohumangenes,whichdogoodtotheimmunesystemofinfants,”saidAdrianMutto,fromtheNationalUniversityofSanMartinwhichworkedwiththeinstitute・CristinaKirchnor,PresidentofArgontina,saidthescientificinstitutemadeallArgc

5、ntinesproud・Shealsosaidthatshehadrejectedthe"honor”ofhavingthecownamedafterher.“TheycametotellmethatthenameisCristina,butwhatwomanwouldliketohaveacownamedafterher?Itappearedtometobemorepropertocal1itRosita.”1.Whatisthepassagemainlyabout?A・Theimportaneeofgeneticengineering.B.Waystoimprovemothers'm

6、ilk・C.Aclonedcowtoproducehuman・likcmilk・D.AdvancedagriculturaltechnologyinArgentina.2.Whichofthefollowingcanbestreplace“morecloselyresemblevinParagraph4?A.havemorevarietiesthanA.bemoresimilartoB.havemorenutritionthanC.bemoredifferentfrom3・WhatcanbeinferredfromCristinaKirchneHsstatements?A.Shewasq

7、uitesatisfiedwiththeresearchdonebytheinstitute・B.Sheconsidereditanhonortonamethespecialcow.C.Shefeltitimpropertobenamedafterthecow.D.Sherefusedtogiveanametothecowoutofself-respect.答案与解析【文章大意】阿根廷国家农业综合科技研究所的科学家们日前宣布，他们已