高中英语 Unit 4 Cyberspace Period One Warm-up Lesson 1 Tomorrow’s World讲义 北师大版必修2-北师大版高一必修2英语教案VIP免费

Unit4CyberspacePeriodOneWarm-up&Lesson1Tomorrow’sWorldCanyouimagineaworldwithouttheInternet？It’ssurprisingtothinkaboutit.Now，Chinahasmorethan162millionInternetusers，accordingtotheChinaInternetNetworkInformationCentre.ThisisthesecondlargestnumberofusersintheworldaftertheUnitedStates.Today,66%ofChinesenetizens(网民)areteenagers.“Theyspendaboutthirteenhourseveryweekonline，”saidQianHulin，anInternetexpert.DoctorSonginBeijingXuanwuHospitalsaid，“About14%ofChinesenetizenswhoareteensoftenlastovertenhourstoplayonlinegames.”ThemainreasonswhyteenagerssurftheNetaretosearchforinformation，tocommunicatewithothersandtohavefun.OntheInternet，teenagerscanfindoutalmostanything.AndsurfingtheNetcanhelpstudentswiththeirhomeworkandwidentheirknowledge.LiDong，ateacherinNo.41MiddleSchoolinShijiazhuang，likesherstudentstousetheInternet.“Whenwetalkinclass，studentswhosurftheNetusuallyknowmorebackgroundinformationthantheothers，”shesaid.Inaddition，peoplecanusetheInternettowritelettersorstories，sende-mailsandchat.Manyteenskeepintouchwiththeirfriendsonline.Itischeaperthanphoningsomebodyfarawayandalsomuchquicker.根据上文回答下列问题1.WhichcountryhasthemostInternetusersintheworldaccordingtothearticle?America/TheUnitedStates.2.WhydoesLiDonginNo.41MiddleSchoollikeherstudentstousetheInternet?BecauseshethinksherstudentscangetmorebackgroundinformationbyusingtheInternet.PeriodOneWarm-up&Lesson1Tomorrow’sWorldⅠ.重点单词1.artificialadj.人造的2.floodn.洪水，水灾；vt.&vi.淹没3.realityn.真实，现实realadj.真实的reallyadv.真实地4.affectvt.影响；使感动5.rapidlyadv.快，迅速地rapidadj.迅速的6.growthn.增长；生长growvt.&vi.生长；种植7.crimen.犯罪；罪行criminaln.罪犯，犯人8.attackn.&vt.攻击，进攻9.chaosn.混乱，无秩序10.crashvt.(汽车、飞机等)撞毁；坠毁11.optimisticadj.乐观的pessimisticadj.悲观的；厌世的12.entertainmentn.娱乐；款待entertainv.款待；使感兴趣13.disappearvi.消失14.harmvt.&n.伤害，损害15.obviousadj.明显的，显而易见的Ⅱ.重点短语1.makeup组成；编造；弥补；化妆；和好2.cometrue(愿望、梦想等)实现3.findout找出，发现，查明4.bepessimistic/optimisticabout...对……悲观/乐观5.takeaction采取行动Ⅲ.重点句式1.inthelast/past＋时间段，句子谓语用现在完成时Inthelastthirtyyears，theInternethasgrown(grow)rapidly.三十年来，因特网迅猛发展。2.it作形式主语...，“itisclearthatwearegoingtoseeahugegrowthinshoppingontheInternet.”……，“很显然，我们将会看到网络购物的巨大增长。”3.asif/though...仿佛……，好像……Someexpertsseeourfutureinvirtualreality—theuseofcomputerswithsoundsandpicturesthatmakeyoufeelasif/thoughyouareinarealsituation.一些专家预见了虚拟现实的未来——计算机通过声音和图像模拟现实，以使人感到仿佛置身于一个真实的空间中。Ⅰ.根据课文内容判断正(T)、误(F)1.MoreandmorecomputerswillbeconnectedtotheInternet.(T)2.TheInternetcameintotheworldinthe1980s.(F)3.SomeexpertsarepessimisticaboutthefutureoftheInternetbecausetheyareworryingthattheworldwon’tbesafe.(T)4.PeterAndersonthinkspeoplewillbeabletoworkinavirtualworld.(T)5.Wecanliveinvirtualrealitycompletely.(F)Ⅱ.课文阅读理解1.Thewriterwritesthispassageinorderto.A.showusthebrightfutureofcyberspaceB.tellpeoplethedisadvantagesoftheNetC.buildupthefuturepictureoftheinfluenceoftheNetonourlifeD.makepeopleknowabouttheadvantagesoftheNet答案C2.Wecaninferfromthepassagethat.A.cyberspacewillaffectpeople’slifegreatlyB.communicatingwithyourfriendsontheInternetisalwayssecretC.theN...