Module9GreatinventionsUnit3课件外研版（2012）英语九年级上册

Module9Unit3Languageinuse九年级上

通过本课的学习，学生能够：①总结和巩固一般将来时的被动语态的用法。②能够正确使用被动语态对发明物的信息进行讨论。③复习并熟练运用本单元的重点单词和短语。LearninggoalsWarmingUpWhatwaslifelikeinthepast,presentandfuture?Languagepractice1.They____________ontheschoolwebsite.2._____computers_______morethanbooksinthefuture?3._____books__________bytheInternet?willbeputupWillbeusedWillbereplacedCompletethefollowingsentences.1.Completethesentencesandconversationswiththecorrectformofthewordsandexpressioninbrackets.1._______books___________(replace)bycomputers?2.Mybikeisbroken.It____________(fix)tomorrow.3.---Dad,canIusetheInternetthisevening?---Yes,butthecomputerisnotonyet.Theelectricity_________________(notconnect)untilnineo’clock.4._____theproblem________________(talkabout)atthemeetingtomorrow?5.Who______________(invite)togiveareportaboutgreatinventionsnextFriday?6.---When______thework___________(finish)?---Intwodays.WillwillbefixedbereplacedwillnotbeconnectedWillbetalkedaboutwillwillbeinvitedbefinished2.Lookatthepicturesanddescribethenewclassroomthatwillbebuilt.Usethewordsintheboxtohelpyou.build,buy,changeAnewclassroomwillbebuilt.★注意：①.某些介词+介词或副词构成的短语可充当及物动词，在变为被动语态的时候，不要漏掉介词或者副词。Yourbabywillbetakengoodcareofwhenyouareout.当你不在家时，你的孩子会得到很好地照顾。②.在复合句中，当主句使用一般将来时(或含有将来含义时)，时间状语从句，条件状语从句和让步状语从句要用一般现在时表示将来含义。Don’tgetoffthecaruntilitstops.车停了再下来。一般将来时被动语态常用句型当说话人需要强调客观时:Itisbelievedthat…大家相信...Itisknownthat…众所周知...Itissupposedthat…大家认为...Itissuggestedthat…有人建议...Itmustberememberedthat…务必记牢...Itistakenforgrantedthat…...被认为理所当然4.TheycanbeseenontheInternetbyotherclasses.5.Amuchlargeramountofinformationcanbestored.含有情态动词的被动语态情态动词

+be+done

(+by+动作执行者)主语+eg.

这个男孩必须被送往医院。Theboymustbesenttothehospital.时态主动语态被动语态一般现在时

一般过去时

一般将来时

情态动词主动语态和被动语态的结构对比do/doesam/is/are+done

didwas/were+donewilldo/begoingtodowillbedone/begoingtobedonecan/could/must…docan/could/must…+bedoneA.Oldbookswerecopiedontoacomputer.B.Oldbooksweretakedphotosontoacomputer.C.Oldbooksweredrewontoacomputer.1).Whyweresofewbooksproducedinancienttimes?2).Whyweremanyoldbookscopiedontoacomputer?3).HowhasthecomputerhelpedpeoplereadoldbooksintheBritishLibrary?

6.Listenagainandanswerthequestions.A.Becausetheywerewrittenbyhand.B.BecausetheywerewrittenontheInternet.C.Becausetheycouldn’twrite.A.Becausetheoldbooksaremissing.B.Becausetheyaretoovaluabletobepicked

upandheldon.C.Becausetheywereeasytogetholdof.TheInternethasbeenaroundformanyyears,butitwastheinventionofthe

WorldWideWebthatmadeitreallyusefultopeople.Together,theInternetandtheWorldWideWebhavechangedtheworld.

TheInternetwasinventedbytheUSgovernmentinthe1960s,forthearmytouse.Inthe1970s,scientistsandbusinesspeoplealsowantedtousetheInternettosendandreceivemessages.Forsomeyears,peoplecouldonlysendverysimpletext.TheycouldnotsendphotosordocumentsbytheInternet.Thatchangedin1991,whenaBritishscientistnamedTimBerners-LeeinventedtheWorldWideWeb.TheWorldWideWeballowspeopletosendvarioustypesoffiles,suchastexts,photosandvideosbytheInternet,somoreandmorepeoplestartedtouseitinthe1990s.allowsbtodosth允许某人做某事各种各样种类的接收，收到1924BritainJohnLogieBairdCompletethesentenceswiththewordsinthebox.directionintroductionspreadtradeBeforethe____________ofprinting,fewpeoplecouldread.Thereweremorebookstosell,sothe__________inbooksgrew.Becausemorepeoplecouldread,ideas__________quickly.What___________willprintingtakeinthefuture?introductiontradespreaddirection4Nowcompletethechart.20世纪60年代TheInternetwasinventedforthearmytouse.TheWorldWideWebwasinvented.ScientistsandbusinesspeoplewantedtousetheInternettosendandreceivemessages.MoreandmorepeoplestartedtousetheWorldWideWebtosendvarioustypesoffiles.TheWebhashundredsofmillionsofusers.Ithaschangedthewaypeoplelive,workandplay.Usethefollowingphrasestomakesentences.talkabout/giveareport/keepawayfrom/inthe1960s/starttodosth/hundredsof/allowsbtodosth/doresearch/sothat/needtodosth/insteadofModuletask:Discussinginventions8.Workingroups.Prepareforyourdiscussion.●Thinkofaninventionthathaschangedyourlife.●Makenotesabouttheinvention:1.Whatisit?

2.Whyisituseful?

●Researchhowtheinventionhasbeendevelopedandmakenotesaboutwhatyoufindout.Itisamachinefor…Youcanuseitto…9.Discusswithyourgroup.●Tellyourgroupaboutyourinvention.Askthemfortheirideas.●Makenotesaboutyourdiscussions.10.Presentyourfindingstotheclass.4.________theproblem_______________(talkabout)atthemeetingtomorrow?5.Who______________(invite)togiveareportaboutgreatinventionsnextFriday?6.—When__________thework_____________(finish)?—Intwodays.willbeinvitedWillbetalkedaboutbefinishedwill2.

Lookatthepicturesanddescribethenewclassroomthatwillbebuilt.Usethewordsintheboxtohelpyou.build

buy

changeAnewclassroomwillbebuilt.8.Workingroups.Prepareforyourdiscussion.●Thinkofaninventionthathaschangedyourlife.●Makenotesabouttheinvention:1.Whatisit?

2.Whyisituseful?

●Researchhowtheinventionhasbeendevelopedandmakenotesaboutwhatyoufindout.Itisamachinefor…Youcanuseitto…9.Discusswith