高中英语必修二人教A版练习：Unit3Computers含答案

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1、Unit3Computers话题诵读日积月累【导语】万维网的出现彻底改变了世界，创造了大量的财富并从根本上改变了人们的生活方式。而它的创始人英国计算机科学家蒂姆•伯纳斯•李对于自己这一成果的现状并不满意。一起去了解一下这位“万维网之父”吧！MostpeoplehaveneverheardofTimBerners—Lee.HeisnotnearlyasrichorfamousasMarcAndreessen,whoisthefounderofNetscape,orBillGates,whosenamehasbecomeawell-knownwor

2、d.Berners-Lee,whoworksinasmallofficeattheMassachusettsInstituteofTechnology,isthecreatoroftheWorldWideWeb.ThecreationoftheWebissoimportantthatsomepeoplecompareBerners—LeetoJohannGutenberg,whoinventedprintingbymovabletype（活字）inthefifteenthcentury.Berners-LeewasborninEnglandin

3、1955.Hisparents,whohelpeddesigntheworld'sfirstcommerciallyavailablecomputer,gavehimagreatloveofmathematicsandlearning・In1980,Berners—LeewenttoworkatCERN,aphysicslaboratoryinGeneva,Switzerland,wherehehadalotofmaterialtolearnquickly.Hehadapoormemoryforfactsandwantedtofindawayt

4、ohelphimkeeptrackofthingshecouldn'tremember.Heinventedasoftwareprogrammethatallowedhimtocreateadocumentthathadlinkstootherdocuments.Hecontinuedtodevelophisideathroughthe1980s.Hewantedtofindawaytoconnecttheknowledgeandcreativityofpeopleallovertheworld・In1991,hisprojectbecamek

5、nownastheWorldWideWeb.ThenumberofInternetusersstartedtogrowquickly.However,Berners-LeeisnotcompletelyhappywiththewaytheWebhasdeveloped.Hethinksithasbecomeapassivetoolforsomanypeople,notthetoolforcreativitythathehadimagined・【词海拾贝】1.creatorn.创造者commercially%•商业地n.轨道tracksoftwa

6、re；•passive【问题思考】a血被动的；消极的阅读短文，判断正(T)误(F)。1・TimBerners-LeeisthefounderofNetscape.()2・TimBerners-LeewasanEnglishmanandgotalotofhelpfromhisparents.()3・TheWorldWideWebbecamefamousbuthasnotbeendevelopedperfectly.()一自主预习步步提高(对应学生用书P27)词汇识记上1・calculateA.简化2・universalB.完全地；整个地3・si

7、mplifyC.普遍的；通用的；宇宙的4.logicalD.真实；事实；现实5・technologyE.人造的；假的6.artiflcialF.探索；探测；探究7・intelligentG.解决；解答8.solveH.工艺；科技；技术9・realityI.合逻辑的；合情理的10・totallyJ.计算11・applicationK.智能的；聪明的12・explore答案:1.J2.CL.应用；用途；申请3.A4.15.H6.E7.K8.G9.D10.Bll.L12.FII•根据所给汉语提示写出单词1.弘目标；目的；球门；（进球）得分2.p・&兀

8、•发信号；信号3.s&仏类型；打字4.加出现；发生5.a龙•电子的答案:l.goal2.signal3.type4.arise5.electronic