unit 4 cyberspace教师版

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1、Unit4cyberspaceWarm-upandLesson1根据首字母或汉语提示，用单词的适当形式填空。1.Inflation____affects_______(影响)thebuyingpowerofthedollar.2.Thewaterintheriverflows_____rapidly_____(快速地).3.Childhoodisaperiodofrapid____growth________(成长).4.Thediseasehadalready____attacked______(侵袭)thecentralnervoussystem.5.Thede

2、skwasa______chaos____(混乱)ofpapersandunopenedlatters.6.Heo____ffers______usacupofdrinkeach.7.Thecomedianperformedforoure_ntertainment_________.8.Thesund_isappeared_________behindacloud.9.Gettingupearlywon’th_arm________you.10.Itiso_____bvious____thatsheisveryclever.短语呈现1.in__secret____秘

3、密地2.look__real________看起来真实的3.havean___accident___发生事故4.___share___information共享信息5.___go_____wrong出错6.connect___to_____连接到7.get___into_____进入8.inthe___future____将来9.all___sorts____of各种各样的10.as____if_____好像，似乎句型展示1.Someexpertare____________________thefuture.一些科学家对（计算机主宰的）未来表示出悲观的态度。2.E

4、vennow,younghackerscan____________________thecomputersofbanksandgovernments.现在，年轻的黑客们甚至已经可以进入银行和政府部门的计算机系统。3._____________________________,terroristsmay“attack”theworld’scomputers.将来，网络恐怖分子可能会“攻击”全世界的计算机。4.…“______________________________thatwearegoingtoseeahugegrowthinshoppingontheInt

5、ernet.”“很显然，我们将会看到网上购物的巨大增长。5.Wehaveto__________immediate__________.我们得马上采取行动。知识点击1.Imaginelifeinthenexttwentyyears.(P8)设想一下未来二十年的生活。imaginevt.想象，设想。常接名词、代词、动名词或从句等做宾语。置于句首时，常表示“假如，假想”。Imaginethattheearthisflat.假如地球是平的。Wecanscarcelyimaginelifewithoutelectriclight.我们简直不能设想没有电灯怎样生活。Littl

6、eTomlikestoimaginehimselfanairpilot.小汤姆喜欢把自己想象成飞行员。Youcan’timaginehowImissyouall.你想象不出我有多么想念大家。［即学即练］单项填空Mygrandmastilltreatsmelikeachild.Shecan’timagine_______grownup.A.myB.mineC.myselfD.me1.Someexpertsarepessimisticaboutthefuture.一些科学家对（计算机主宰的）未来表现出悲观的态度。bepessimisticabout对……悲观的，对……持

7、悲观态度。其反义词为beoptimisticabout对……乐观的Theywereallpessimisticaboutthesituation.他们对形势持悲观态度。She’snotoptimisticabouttheoutcome.他对结果不很乐观。联想拓展optimism乐观主义pessimism悲观主义optimist乐观主义者pessimist悲观主义者optimistic乐观的pessimistic悲观的［即学即练］翻译句子①Theyappearedsurprisinglypessimisticabouttheirchanceofwinning.②W