Module9Unit3课件英语九年级上册

Module9GreatinventionsUnit3Languageinuse1.学习目标3.重点探究2.自主学习学习导航5.当堂检测6.课堂总结4.拓展提升

新课导入1.能熟悉并能正确运用本模块的单词和短语2.能够掌握一般将来时的被动语态的构成及其应用3.能够谈论已有的发明创造给人类带来的变化学习目标自主学习LanguagepracticeThey’llbeputupontheschoolwebsite.

Willcomputersbeusedmorethanbooksinthefuture?

WillbooksbereplacedbytheInternet?重点探究Justasemailhaschangedthewaywewritetoeachother,e-booksarechangingthewayweread.Wecaneasilydownloadnewe-booksfromtheInternet.Itismucheasierandquickertosearchforpassagesnow,andwecanalsowritenotesinane-book.Whatismore,theysavealotofpaper.Bute-bookreadersarestillmoreexpensivethanpaperbooks,sonotallpeoplecanaffordthem.However,withtherapiddevelopmentofelectronictechnology,readinge-bookswillbecomecheaperandcheaper.Alotofpeoplethinktherewillbemoree-booksthanpaperbooksinthenearfuture.E-booksAnswerthequestions:1.Whathaschangedthewaywewritetoeachother?

2.Whatismucheasierandquickertosearchforpassages?E-booksorbooks?

3.Canpeopleafforde-books?

Emails.E-books.No,notallpeoplecanafforde-books.They’ll

beputupontheschoolwebsite.

Willcomputersbeusedmorethanbooksinthefuture?

WillbooksbereplacedbytheInternet?Readthesentencesandpayattentiontotheunderlinedparts.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.1924BritainJohnLogieBaird1903AmericaWrightBrothers3.Workinpairs.Askandanswerquestionsaboutthesegreatinventions.1875AmericaAlexanderGrahamBellWhenwasthetelephoneinvented?Itwasinventedin1875.Whatkindoftelephonedoyouthinkwillbemadeinthefuture?...1.Beforethe_____________ofprinting,fewpeoplecouldread.2.Thereweremorebookstosell,sothe______inbooksgrew.3.Becausemorepeoplecouldread,ideas________quickly.4.What_________willprintingtakeinthefuture?introduction

tradespreaddirection4.Completethesentenceswiththewordsinthebox.direction,introduction,spread,trade5.Listenandfindoutwherethespeakeris.a)Inaschoollibrary.b)IntheBritishLibrary.c)IntheBritishMuseum.3.HowhasthecomputerhelpedpeoplereadoldbooksintheBritishLibrary?2.Whyweremanyoldbookscopiedontoacomputer?6.Listenagainandanswerthequestions.1.Whyweresofewbooksproducedinancienttimes?Becauseeachonewaswrittenbyhand.Becauseoldbooksaretoovaluabletobepickedupandheldon.Youcantouchthescreentoturnthepageswithouttouchingtherealbooks.WhatdoyoudobytheInternet?Discuss:7.Readthepassageandchoosethebesttitle.a)ThehistoryoftheInternetb)TheWorldWideWebc)TheInternetandtheWebd)ThefutureoftheInternetTheInternethasbeenaroundformanyyears,butitwastheinventionoftheWorldWideWebthatmadeitreallyusefultopeople.Together,theInternetandtheWorldWideWebhavechangedtheworld.TheInternetwasinventedbytheUSgovernmentinthe1960s,forthearmytouse.Inthe1970s,scientistsandbusinesspeoplealsowantedtousetheInternettosendandreceivemessages.Forsomeyears,peoplecouldonlysendverysimpletexts.TheycouldnotsendphotosordocumentsbytheInternet.Thatchangedin1991,whenaBritishscientistnamedTimBerners-­LeeinventedtheWorldWideWeb.TheWorldWideWeballowspeopletosendvarioustypesoffiles,suchastexts,photosandvideosbytheInternet,somoreandmorepeoplestartedtouseitinthe1990s.Today,theWebhashundredsofmillionsofusers.Ithaschangedthewaypeoplelive,workandplay.ThroughtheInternet,emailallowsustocommunicatenearlyinstantlywithpeoplethousandsofmilesaway.Peopleandbusinessesusee­commerceandonlineshoppingtobuyandsellthingsacrosstheworld.TheWebalsomakespeople'sliveseasierbecausenowmanythingscanbedonefromhome,twenty-fourhoursaday.

TheWebcanhelpyoudoresearchforyourhomework,sothatyoudonotneedtogotothelibrary.YoucanuseInternetbanking,insteadofgoingtothebank.And,ofcourse,peoplejust“surftheWeb”whentheywanttorelax.Technologychangesquickly,anditishardtoimaginewhatthefutureoftheInternetandtheWebwillbe.Butitseemsimpossibletoimaginelifewithoutthem.Nowcompletethechart.TheInternetwasinventedforthearmytouse.ScientistsandbusinesspeoplewantedtousetheInternettosendandreceivemessages.TheWorldWideWebwasinvented.MoreandmorepeoplestartedtousetheInternettosendvarioustypesoffiles.TheWebhashundredsofmillionsofusers.Ithaschangedthewaypeoplelive,workandplay.In1991Inthe1970sInthe1960sInthe1990sToday8.Workingroups.Prepareforyourdiscussion.●Thinkofaninventionthathaschangedyourlife.●Makenotesabouttheinvention:1.Whatisit?

2.Whyisituseful?

●Researchhowtheinventionhasbeendevelopedandmakenotesaboutwhatyoufindout.Itisamachinefor…Youcanuseitto…9.Discusswithyourgroup.●Tellyourgroupaboutyourinvention.Askthemfortheirideas.●Makenotesaboutyourdiscussions.10.Presentyourfindingstotheclass.拓展提升Languagepoints一般将来时的被动语态

被动语态的动词形式为：be+动词的过去分词，其中be为助动词，根据不同的人称和时态有形式的变化。一般将来时的被动语态中be动词为shall/willbe。（shall用于第一人称；will用于各种人称）一般将来时的被动语态的结构：1.肯定句:主语+shall/willbe+过去分词+(by...)e.g.Weshallbepunishedifwebreaktherules.如果我们违反规定，我们将要受到惩罚。ThenewfilmwillbeshownnextThursday.这部新电影将在下周四上映。2.否定句:主语+shall/willnotbe+过去分词+(by...)注：shallnot可缩写为shan't,willnot可缩写为won'teg.Weshan'tbepunishedifwedon'tbreaktherules.如果我们不违反规定，我们将不会受到惩罚。Thenewfilmwon'tbeshownnextThursday.这部新电影将不会在下周四上映。3.一般疑问句:Shall/will+主语+be+过去分词+(by...)?eg.Shallwebepunishedifwebreaktherules?如果我们违反规定，我们将要受到惩罚吗？

Yes,youwill./No,youwon't.

是的，你们会。/不，你们不会。WillthenewfilmbeshownnextThursday?这部新电影将在下周四上映吗？

Yes,itwill./

No,itwon't.是的，它会。/不，它不会。4.特殊疑问句:特殊疑问词+shall/will+主语+be+过去分词+(by...)?eg.Whatshallwebedoneifwebreaktherules？如果我们违反规定，我们将会怎样？Whenwillthenewfilmbeshown?

这部新电影将会在什么时候上映？1.肯定句形式：主语+will/be(am/is/are)goingto+be+动词过去分词2.否定句形式：主语+willnot/be(am/is/are)notgoingto+be+动词过去分词3.一般疑问句形式：Will+主语+be+done?Be(am/is/are)+主语+goingtobedone?4.特殊疑问句形式：特殊疑问词+will+主语+be+done?特殊疑问词+be(am/is/are)+主语+goingto+be+done?体现时态体现语态一般将来时态的被动语态的基本句式时态主动语态被动语态一般现在时do/doesam/is/are+done一般过去时didwas/were+done一般将来时will/be(am/is/are)goingtodowill/be(am/is/are)goingtobedone含情态动词candocanbedone主动语态和被动语态的结构对比1.inthe+年代+s

的用法TheInternetwasinventedbytheUSgovernmentinthe1960s,forthearmytouse.互联网是美国政府在20世纪60年代发明的，供军队使用。inthe+年代+s:在……年代inthe1960s:在20世纪60年代eg.ShewaseducatedinEnglandinthe1930s.她三十年代在英国受教育。2.allowsb.todosth.

的用法TheWorldWideWeballowspeopletosendvarioustypesoffiles,suchastexts,photosandvideosbytheInternet,somoreandmorepeoplestartedtouseitinthe1990s.万维网允许人们通过互联网发送各种类型的文件，如文本、照片和视频，因此越来越多的人在20世纪90年代开始使用它。allowsb.todosth.:允许某人做某事TheGovernmentwillallowthemtoadvertiseonradioandtelevision.

政府将准许他们在广播和电视上做广告。当堂检测一、用所给