2024_2025年新教材高中英语UNIT2LOOKINGINTOTHEFUTURESectionⅡ.docVIP

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UNIT2课下题型练(二)LearningAboutLanguage

Ⅰ.阅读理解

A

SirJohnGurdon,aBritishscientist,whowontheNobelPrizeinPhysiologyorMedicinein2012,saidhehadpredictedatthetimeofhisfrogexperimentsthatthesuccessfulcloningofamammalwouldhappenwithin50years,andthat“maybethesameanswerisappropriate”forthesteptohumancloning.Parentswholosechildreninaccidentsmaybeabletoclone“copies”toreplacethemthen.

Althoughanyattempttocloneanentirehumanwouldraisecomplexmoralissues,thebiologistclaimedpeoplewouldsoonovercometheirconcernsifthetechniquebecamemedicallyuseful.CloningwasregardedwithextremedoubtswhenitwasfirstdevelopedbutbecamewidelyacceptedafterthebirthofLouiseBrown,thefirst“test-tubebaby”．Hesaid，“Whenmyfirstfrogexperimentsweredone,anAmericanreporteraskedhowlongitwouldbebeforethesethingscouldbedoneinmammalsorhumans.Isaid，‘Well,itcouldbeanytimebetween10yearsand100years—howabout50years？’ItturnedoutthatitwasntfaroffthemarkasfarasDollywasconcerned.Maybethesameanswerisappropriate.”SirJohnaddedthatcloningahumanbeingeffectivelymeansmakinganidenticaltwin,anddoctorswouldthereforesimplybe“copyingwhatnaturehasalreadyproduced”．

Theaveragevoteonallowingparentsofdeceasedchildren,whoarenolongerfertile(能生育的),tocreateanotherbyusingthemotherseggsandskincellsfromthefirstchild,thinkingthetechniquewassafeandeffective,is60percentinfavor.Thereasonsfor“no”areusuallythatthenewchildrenwouldfeeltheyaresomesortofreplacementsforsomething.

语篇解读：本文是一篇说明文。文章主要介绍了诺贝尔生理学或医学奖得主、英国科学家约翰·格登爵士称，那些在事故中失去子女的父母将有可能在将来50年内借助克隆技术得到孩子的“复制品”。

1．SirJohnpredictedthehumancloningwouldbearealityinatmost.

A．about100years B．about60years

C．about50years D．about10years

解析：选C细微环节理解题。依据第一段可知，约翰·格登爵士表示，在将来50年内，那些在事故中失去孩子的父母将有可能通过克隆技术得到孩子的“复制品”。故选C项。