2019高考英语一轮基础达标练题Unit2Cloning含解析新人教版选修8

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1、Unit2Cloning一、阅读理解。Inmanydevelopedcountries,peoplewhohavehighdegreesbegintoworklongerthanthosewhodon’t.About65%ofAmericanmenaged62－74withaprofessionaldegreeareintheworkforce(劳动人口),paredwith32%ofmenwhoonlyfinishhighschool.Thisgapispartofadeepeningdividebetweenthewelleducatedwealthyandtheunskil

2、ledpoor.Rapidtechnologicaladvancehasraisedtheinesofthehighlyskilledwhilesqueezingthoseoftheunskilled.Theconsequences,forindividualsandsociety,areprofound.Theworldisfacinganastonishingriseinthenumberofoldpeople,andtheywilllivelongerthaneverbefore.Overthenext20yearstheglobalpopulationofthoseage

3、d65ormorewillalmostdouble,from600millionto1.1billion.Theexperienceofthe20thcentury,whengreaterlongevity(长寿)translatedintomoreyearsinretirementratherthanmoreyearsatwork,haspersuadedmanyobserversthatthisshift(变化)willleadtoslowereconomicgrowth,whiletheswelling(渐增的)ranksofpensionerswillcreategove

4、rnmentbudgetproblems.Policiesarepartlyresponsible.ManyEuropeangovernmentshaveabandonedpoliciesthatusedtoencouragepeopletoretireearly.Eventhebetteroffmustworklongertohaveafortableretirement.Butthechangingnatureofworkalsoplaysabigrole.Payhasrisensharplyforthehighlyeducated,andthosepeoplecontinu

5、etoreap(获得)richrewardsintooldagebecausethesedaystheeducatedelderlyaremoreproductivethanthepreceding(先前的)generation.Technologicalchangemaywellreinforce(强化)thatshift:theskillsthatplement(补充)puters,frommanagementknowhowtocreativity,donotnecessarilydeclinewithage.【解题导语】　本文主要讲述了在发达国家有专业技能的人的工作年限更长

6、及其原因分析。1．Whatisthemonphenomenonintheworkforceinrichcountries?A．Youngerpeoplearereplacingtheelderly.B．Welleducatedpeopletendtoworklonger.C．Peoplewithnocollegedegreecannotfindanyjob.D．Unemploymentratesaredecreasingyearafteryear.B　解析：细节理解题。根据文章第一段的第一句“Inmanydevelopedcountries,peoplewhohavehighde

7、greesbegintoworklongerthanthosewhodon’t.”可知，在发达国家，受过良好教育的人的工作年限更长，故选B。2．Inviewoftheexperienceofthe20thcentury,manyobserverspredictthat．A．economicgrowthwillslowdownB．governmentbudgetswilldecreaseC．morepeoplewilltrytoreceivehighereducationD．the