【人教版】2020高考英语一轮达标试卷Unit4Astronomythescienceofthestars练题 含解析.doc

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1、Unit4Astronomythescienceofthestars李仕才一、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)中，选出最佳选项.OneofthemaincreatorsoftheWorldWideWeb，SirTimBernersLeehaswarnedthatthefastgrowthoftheInternetisalsocreatingseriousproblems.Heespeciallywarnsoffalseinformationbeingeasilyspreada

2、roundtheInternet，“Agreatdangeristhatitbecomesaplacewhereuntruthsstarttospreadmorethantruths，oritbecomesaplacewhichbecomesincreasinglyunfairinsomeway.”Inparticularhementionsthephenomenaofblogging.Bloggingenablesfriendsandcontactstoeasilyspreadinformation.H

3、oweverhearguesthatpeoplemaytooeasilytrustinformationmentionedinablog.ThisinaccurateinformationcantheneasilybecomeanacceptedtruthontheInternet.HesuggeststhatthemostimportantdevelopmentoftheInternetwillbeincreatingwaysofallowingpeopletocheckthecorrectnessof

4、informationbyprovidingoriginalsources.SirTimadmitsthatthisisanimportantchallenge.It'sinterestingtonotethatWikipedia(维基百科)hashadtotakestepstopreventfalseinformationfrombeingaddedtothebiographiesoflivingpeople.It'seasyforanybodytoedittheopensource.However，s

5、omepeoplehavepointedoutthatithasbeenusedtospreadfalsematerials.Inseekingtoraisestandards，Wikipediahassoughttostopthefalsematerials.AtthesametimethereisagrowingviewthattheInternethashadagreateffectonthewaymillionsofpeoplework.Thelasttwoyearshaveseenabiggro

6、wthintheuseoftheInternet.ThereappearsnoslowdowninthegrowthoftheInternetwithincreasingaccessinthedevelopingcountries.SirTimsaysanothermajorchallengewillbetoprovidefreeInternetforeverybody.SirTimhasrecentlylaunchedanewjointinitiative(倡议)betweentheUniversity

7、ofSouthamptonandtheMassachusettsInstituteofTechnologytocreatethefirstdegreeinWebscience.Thetwoschoolshopetoraisethestandardsofwebcontent.1．WhatistheespeciallyseriousproblemthatSirTimrefersto?A．ThegrowthoftheInternetistoofast.B．TheInternethasasideeffectony

8、oungchildren.C．TheInternetcompaniescompeteagainsteachotherinanunfairway.D．ThefalseinformationspreadsrapidlyontheInternet.2．Whatcausesthebiographiestohavefalseinformation?A．TheInternetusersrefusesotheruserstocorrectt