北京市房山区周口店中学高中英语《Unit 4 Cyberspace-Lesson 2》课件 北师大版

Unit4CyberspaceWorldWideWeb•Whatdoes•InwhatwaycantheInternetbehelpfulforyourstudyandlife?•DoyouknowanythingaboutthehistoryoftheInternet?ARPANETwasstartedbytheUSDept.ofDefenseforresearch.ItistheoriginalbasisforwhatnowformstheInternet.Itwasopenedtonon-militaryuserslaterinthe1970s.ThepacketswitchingoftheARPANETwasbasedondesignsbyLawrenceRoberts(1937-),oftheLincolnLaboratory.TheARPANETwasthepredecessortothemodernInternet.ThefirstinternationalConnectionstoARPANETareestablished.TheTCP/IPProtocolestablished,andthe“Internet”isformedasaconnectedsetofnetworksusingTCP/IP.DNS(DomainNameServer)introducedtotheInternet,withthenconsistedofabout1,000hosts.WebtrafficovertheInternetincreasedby300,000%.Listenandanswerthequestions.TheInternet.Communicationafteranuclearwar.1.What’sthelisteningtextabout?2.WhatworriedthePentagoninthe1960s?3.WhendidpeoplestartcallingthenetworktheInternet?4.WhendidtheInternetreallybegintogrowfast?Inthemid-1990s.Inthe1980s.Listenagainandtickthewordsyouhear.ManchesterUniversity,Britain,Internet,military,America,Pentagon,communications,nuclearwar,linking,network,shareideas,entertainment√√√√√√√√√√Fillintheblankswiththewordsyouhear.In________,thePentagon______________communicationsafteranuclearwar.Andin1969theythoughtof_______computersintoanetwork.Andthenpeopleinuniversitiesallovertheworldbegantousethenetworkto___________.Theyuseitforworkand_______.the1960sworriedaboutlinkingshareideasforfunDiscussionDiscusswithyourpartner:1.WhatdoyouusetheInternetfor?2.WhataretheadvantagesanddisadvantagesoftheInternet?Which“website”onthispagecanyouvisittodothesethings?(Ex.4)a)findoutwhat’sgoingoninyourtownb)lookforajobc)findoutthelatestworldnewsd)getinformationforaschoolhistoryprojecte)writetoyourfriendsbye-mailf)buyclothes(3)(1)(6)(2)(5)(4)ListentoatelephoneconversationbetweentwopeopleinBrighten.WhichthingfromtheInternetpagedotheydecidetodo?GotothecinemaonFridayeveningtoseeRichardBailey’snewfilm,VirtualPlanet.Listentotheconversationagain.CompletetheFunctionFilewithwordsandphrasesfromthelist.•Answers:1.9732732.Thisis3.please4.hangon5.areyouupto6.Sorry?7.Whydon’twe8.Doyoufancy9.Wouldyoulike10.Ican’t11.I’dloveto12.I’dbetter13.Let’s14.SeeyouUnderlinethestressedwords.1.Hello,Mrs.Turner.ThisisMandy.2.Whatareyouuptothisweekend?3.Ohgood.Whydon’twegoonSaturdaymorning?4.Well,Ican’t…mm…I’vegotamusiclessononSaturdaymorning.5.DoyoufancydoingsomethingonFridaynight?6.Well,I’dbettergonow.7.Let’smeetat6:30,outsidethecinema._____________________________________________________________________________________________________________________________•Makenotesaboutwhatyou’dliketodoattheweekend.•Workinpairswithyourpartnerphoningeachother.Makingsuggestions,acceptingorrejectingthesuggestionsandfinallyagreeingwhattodoandmakingarrangements.SpeakingExampleA:Hello,988167.B:Hi,thisisTom.A:Hi,Tom.B:Whatareyouuptothisweekend,John?A:Me,nothing.I’mnotdoinganythingthisweekend.Why?B:Let’sdosomething.I’veprintedouttheInternetpage.A:What’son?B:Justhangonasecond…B:OnFridaynightthere’sadisco…A:Sorry?B:There’sadiscoonFridaynight.A:Great,I’dloveto.Let’smeetat9:00outsidemyhouse.B:Right,seeyouthen.A:Seeyou.Languagepoints1.hangon别挂断；坚持下去；系于Hangon!I'llbeback.Hangonatyourpresentjobuntilyoucangetanother.Itallhangsonwhetherheiswillingtohelpus.hangup挂断电话hangaround/about闲荡,徘徊,逗留hangover笼罩,威胁,搁置待解决2.getintouch和…取得联系IaskedXiaoZhoutogetintouchwiththem.HowcanIgetintouchwithyou?I'mtryingtogetintouchwithmybrother.keepintouch(with)和…取得联系losetouch(with)和…失去联系Goandseewhatthesenaughtyboysareupto.Ihaven'tseenmuchofyoulately.Whathaveyoubeenupto?Whetherwewillgototheparkisuptoyourbrother.Thishotelcanaccommodateupto500guests.3.beupto做；从事于；由某人决定；多达Herejectedtheirofferofajob.Heaskedhertogotothemoviesthreetimes,andeachtimesherejectedhim.Thechildwasrejectedbyhisparents.Iwassorrytohearthatshewasrejectedbyalluniversities.Thepressrejectsthearticleswhichhavebeenpublished.4.rejectv.拒绝；不接受；拒收,不录用；表示(因质量差)不出售/出版rejectn.不合格者；废品RejectsfromtheEnglishexamscan’tgraduatefromourschool.Pleaseputtherejectsintotheboxinthecorner.refuse是普通用语，指“坚决、果断或坦率地拒绝”；可接动词不定式，表示拒绝做某事，也可接名词，表示不接受。reject语气比refuse强，表示断然拒绝。如果不同意一种意见或信仰，要用reject。主语可以是人或物，后接名词，不能接动词不定式。decline指较正式地、有礼貌地谢绝。reject,refuse和decline的区别5.suggestion和advice的区别suggestion表示“意见，建议，提议”，特指为了改进或解决某一问题而提出建议，办法等，但不一定正确，仅供参考。语气比advice客气、委婉。多用作可数名词，常和介词about，asto，at，on，by，with等搭配。Thistripwasmadeathisteacher'ssuggestion.IwonderifIcangetsomeadvicefromyou.Theboytookmyadviceastowhatheshoulddo.advice是普通用词，侧重依据个人经验、学识和正确判断而提出的忠言。是不可数名词，常和介词against，at，by，for，of，on，to，about，with等搭配。1.p_______2.f_______3.f_______4.s_______5.a_______apieceofworkthatisplannedapopularstyleinclothesorhairatacertaintimeorinacertainplacetowantsomethingorwanttodosomethinganideathatisadvisedaplanthatyoumakesothatsomethingcanhappenprojectfashionfancysuggestionarrangementWritethewordsaccordingtothemeanings.1.Doing__________(科学的)researchrequiresnotonlymoney,butalsotimeandenergy.2.Sowhatareyour___________(建议)aboutimprovingthequalityoftheproduct?3.Thestyleoftheclothesthatthewomaniswe