【人教版】2019届一轮优化探究英语练习 选修八 Unit 4 Pygmalion 含答案.doc

《【人教版】2019届一轮优化探究英语练习 选修八 Unit 4 Pygmalion 含答案.doc》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、Ⅰ.阅读理解ADoPeru'spotatoeshavetherightstuff?That'sthequestionscientistswillbeaskinginLimanextmonth,whenaselectionofpotatoeswillbeginundergoingteststodeterminewhethertheyarefittogrowonMars.NASA,theUSspaceagency,isconductingthepioneeringexperimenttogetherwithLima'sInternationalPotatoCente

2、r.TheywillcultivateahundredselectedvarietiesinMarslikeconditionsthatcouldeventuallypavethewayforbuildingadomeontheRedPlanetforfarmingthevegetable.Oftheselectedcandidates,40arenativetotheAndesMountains,conditionedtogrowindifferentecologicalzones,canstandsuddenclimatechangesandreproduc

3、einrockyareas.Theother60areimprovedvarieties,abletosurvivewithlittlewaterandsalt.Theyarealsoimmunetoviruses.Thosethatpassthetestsmustmeetafinalcriterion—theymustbeablenotonlytogrowwellonMarsbutalsoreproduceinlargequantities.“We'realmost100percentcertainthatmanyoftheselectedpotatoeswi

4、llpassthetests，”saidJulioValdiviaSilva,aPeruvianNASAastrobiologist(太空生物学家)whoistakingpartintheambitiousproject.Thescientistsplantotransport100kilosofsoiltoalabinLimathatwillsimulatethecomplexMartianatmosphere—whichcontainsmostlycarbondioxide—andexposeittoextremeultraviolet(紫外线的)radia

5、tion.Ifthevarietiesselectedfornextmonth'sexperimentdon'tadapttothedesertsoil,theresearcherswillintroducenutrients,whichwillbeprovidedbyradiation.Infutureyears,NASAplanstobuildaMarsresearchcenterinthePeruviandesert.ItwouldcreateaperfectcopyoftheMartianlandscapeandatmosphereforfuturere

6、searchintospacefarmingthatcouldservemannedmissionstoMarsandotherplanetsinthesolarsystem.[语篇解读]　本文为一篇新闻报道.美国国家航空航天局(NASA)将与国际马铃薯研究中心联手，进行一项开创性实验.1．Whatisthebesttitleofthepassage?A．TransportpotatoestoPeruB．DeterminethevarietiesofpotatoesinPeruC．NASAistobuildaMarsresearchcenterinPeruD．N

7、ASAistosimulategrowingpotatoesonMarsinPeru解析：标题归纳题.通读文章可知美国国家航空航天局(NASA)计划与国际马铃薯研究中心联手，进行一项开创性实验，即在秘鲁培育可在火星上种植的土豆.故答案为D项.答案：D2．Accordingtothethirdparagraph,whichofthefollowingstatementsisTRUE?A．Fortykindsofpotatoescansurvivewithlittlewaterandsalt.B．ManytypesofpotatoestobeplantedonMar

8、saredevelope