Module9Unit3課件英語九年級上冊

Module9GreatinventionsUnit3Languageinuse1.學習目標3.重點探究2.自主學習學習導航5.當堂檢測6.課堂總結(jié)4.拓展提升

新課導入1.能熟悉并能正確運用本模塊的單詞和短語2.能夠掌握一般將來時的被動語態(tài)的構(gòu)成及其應(yīng)用3.能夠談?wù)撘延械陌l(fā)明創(chuàng)造給人類帶來的變化學習目標自主學習LanguagepracticeThey’llbeputupontheschoolwebsite.

Willcomputersbeusedmorethanbooksinthefuture?

WillbooksbereplacedbytheInternet?重點探究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.Peopleandbusinessesusee-commerceandonlineshoppingtobuyandsellthingsacrosstheworld.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一般將來時的被動語態(tài)

被動語態(tài)的動詞形式為：be+動詞的過去分詞，其中be為助動詞，根據(jù)不同的人稱和時態(tài)有形式的變化。一般將來時的被動語態(tài)中be動詞為shall/willbe。（shall用于第一人稱；will用于各種人稱）一般將來時的被動語態(tài)的結(jié)構(gòu)：1.肯定句:主語+shall/willbe+過去分詞+(by...)e.g.Weshallbepunishedifwebreaktherules.如果我們違反規(guī)定，我們將要受到懲罰。ThenewfilmwillbeshownnextThursday.這部新電影將在下周四上映。2.否定句:主語+shall/willnotbe+過去分詞+(by...)注：shallnot可縮寫為shan't,willnot可縮寫為won'teg.Weshan'tbepunishedifwedon'tbreaktherules.如果我們不違反規(guī)定，我們將不會受到懲罰。Thenewfilmwon'tbeshownnextThursday.這部新電影將不會在下周四上映。3.一般疑問句:Shall/will+主語+be+過去分詞+(by...)?eg.Shallwebepunishedifwebreaktherules?如果我們違反規(guī)定，我們將要受到懲罰嗎？

Yes,youwill./No,youwon't.

是的，你們會。/不，你們不會。WillthenewfilmbeshownnextThursday?這部新電影將在下周四上映嗎？

Yes,itwill./

No,itwon't.是的，它會。/不，它不會。4.特殊疑問句:特殊疑問詞+shall/will+主語+be+過去分詞+(by...)?eg.Whatshallwebedoneifwebreaktherules？如果我們違反規(guī)定，我們將會怎樣？Whenwillthenewfilmbeshown?

這部新電影將會在什么時候上映？1.肯定句形式：主語+will/be(am/is/are)goingto+be+動詞過去分詞2.否定句形式：主語+willnot/be(am/is/are)notgoingto+be+動詞過去分詞3.一般疑問句形式：Will+主語+be+done?Be(am/is/are)+主語+goingtobedone?4.特殊疑問句形式：特殊疑問詞+will+主語+be+done?特殊疑問詞+be(am/is/are)+主語+goingto+be+done?體現(xiàn)時態(tài)體現(xiàn)語態(tài)一般將來時態(tài)的被動語態(tài)的基本句式時態(tài)主動語態(tài)被動語態(tài)一般現(xiàn)在時do/doesam/is/are+done一般過去時didwas/were+done一般將來時will/be(am/is/are)goingtodowill/be(am/is/are)goingtobedone含情態(tài)動詞candocanbedone主動語態(tài)和被動語態(tài)的結(jié)構(gòu)對比1.inthe+年代+s

的用法TheInternetwasinventedbytheUSgovernmentinthe1960s,forthearmytouse.互聯(lián)網(wǎng)是美國政府在20世紀60年代發(fā)明的，供軍隊使用。inthe+年代+s:在……年代inthe1960s:在20世紀60年代eg.ShewaseducatedinEnglandinthe1930s.她三十年代在英國受教育。2.allowsb.todosth.

的用法TheWorldWideWeballowspeopletosendvarioustypesoffiles,suchastexts,photosandvideosbytheInternet,somoreandmorepeoplestartedtouseitinthe1990s.萬維網(wǎng)允許人們通過互聯(lián)網(wǎng)發(fā)送各種類型的文件，如文本、照片和視頻，因此越來越多的人在20世紀90年代開始使用它。allowsb.todosth.:允許某人做某事TheGovernmentwillallowthemtoadvertiseonradioandtelevision.

政府將準許他們在廣播和電視上做廣告。當堂檢測一、用所給