2019_2020学年高中英语Unit4CyberspacePeriodOne练习（含解析）北师大版必修2

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1、Unit4CyberspaceCanyouimagineaworldwithouttheInternet？It’ssurprisingtothinkaboutit.Now，Chinahasmorethan162millionInternetusers，accordingtotheChinaInternetNetworkInformationCentre.ThisisthesecondlargestnumberofusersintheworldaftertheUnitedStates.Today,66%ofChinesenetizens(网

2、民)areteenagers.“Theyspendaboutthirteenhourseveryweekonline，”saidQianHulin，anInternetexpert.DoctorSonginBeijingXuanwuHospitalsaid，“About14%ofChinesenetizenswhoareteensoftenlastovertenhourstoplayonlinegames.”ThemainreasonswhyteenagerssurftheNetaretosearchforinformation，toco

3、mmunicatewithothersandtohavefun.OntheInternet，teenagerscanfindoutalmostanything.AndsurfingtheNetcanhelpstudentswiththeirhomeworkandwidentheirknowledge.LiDong，ateacherinNo.41MiddleSchoolinShijiazhuang，likesherstudentstousetheInternet.“Whenwetalkinclass，studentswhosurftheNe

4、tusuallyknowmorebackgroundinformationthantheothers，”shesaid.Inaddition，peoplecanusetheInternettowritelettersorstories，sende-mailsandchat.Manyteenskeepintouchwiththeirfriendsonline.Itischeaperthanphoningsomebodyfarawayandalsomuchquicker.根据上文回答下列问题1.WhichcountryhasthemostIn

5、ternetusersintheworldaccordingtothearticle?America/TheUnitedStates.2.WhydoesLiDonginNo.41MiddleSchoollikeherstudentstousetheInternet?BecauseshethinksherstudentscangetmorebackgroundinformationbyusingtheInternet.PeriodOne　Warm-up&Lesson1　Tomorrow’sWorld—Pre-reading匹配左边的单词与右

6、边的汉语意思[第一组]1.climate　　　　A.快，迅速地2.floodB.影响3.realityC.真实，现实4.affectD.洪水，水灾；淹没5.rapidlyE.气候答案　1.E　2.D　3.C　4.B　5.A[第二组]6.growthA.消失7.attackB.乐观的8.chaosC.攻击，进攻9.disappearD.混乱，无秩序10.optimisticE.增长；生长答案　6.E　7.C　8.D　9.A　10.B[第三组]11.entertainmentA.病毒12.harmB.明显的，显而易见的13.crashC.伤害

7、，损害14.virusD.娱乐；款待15.obviousE.(汽车、飞机等)撞毁；坠毁答案　11.D　12.C　13.E　14.A　15.BSkimthetextandmatchtheheadingswiththeproperparagraphs.Para.1　　　　A.Thefutureofvirtualreality.Para.2B.Pessimisticideastowardsthefutureofcyberspace.Para.3C.ThegrowthoftheInternet.Para.4D.Optimisticideastow

8、ardsthefutureofcyberspace.答案　Para.1～4　CBDAⅠ.Tellwhetherthefollowingstatementsaretrue(T)orfalse(F