2019高考英语一轮达标 Unit 4 Astronomy the science of the stars练题（含解析）新人教版必修3

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1、Unit4Astronomythescienceofthestars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.HeespeciallywarnsoffalseinformationbeingeasilyspreadaroundtheIn

2、ternet，“Agreatdangeristhatitbeesaplacewhereuntruthsstarttospreadmorethantruths，oritbeesaplacewhichbeesincreasinglyunfairinsomeway.”Inparticularhementionsthephenomenaofblogging.Bloggingenablesfriendsandcontactstoeasilyspreadinformation.Howeverhearguesthatpeoplema

3、ytooeasilytrustinformationmentionedinablog.ThisinaccurateinformationcantheneasilybeeanacceptedtruthontheInternet.HesuggeststhatthemostimportantdevelopmentoftheInternetwillbeincreatingwaysofallowingpeopletocheckthecorrectnessofinformationbyprovidingoriginalsource

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

5、preadfalsematerials.Inseekingtoraisestandards，Wikipediahassoughttostopthefalsematerials.AtthesametimethereisagrowingviewthattheInternethashadagreateffectonthewaymillionsofpeoplework.ThelasttwoyearshaveseenabiggrowthintheuseoftheInternet.Thereappearsnoslowdownint

6、hegrowthoftheInternetwithincreasingaccessinthedevelopingcountries.SirTimsaysanothermajorchallengewillbetoprovidefreeInternetforeverybody.SirTimhasrecentlylaunchedanewjointinitiative(倡议)betweentheUniversityofSouthamptonandtheMassachusettsInstituteofTechnologytocr

7、eatethefirstdegreeinWebscience.Thetwoschoolshopetoraisethestandardsofwebcontent.1．WhatistheespeciallyseriousproblemthatSirTimrefersto?A．ThegrowthoftheInternetistoofast.B．TheInternethasasideeffectonyoungchildren.C．TheInternetpaniespeteagainsteachotherinanunfairwa

8、y.D．ThefalseinformationspreadsrapidlyontheInternet.2．Whatcausesthebiographiestohavefalseinformation?A．TheInternetusersrefusesotheruserstocorrectthem.B．Wikipediadoesn'