九年级英语上册 Module 9 Great inventions Unit 3 Language in use课件 （新版）外研版.ppt_第1页
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unit3languageinuse module9greatinventions 一般将来时的被动语态一般将来时的被动语态的构成是 主语 will shall 第一人称 bedone by 主语 am is are goingtobedone by 否定形式是 主语 will shall 第一人称 not bedone by 主语 am is are not goingtobedone by languagepractice willcomputersbeusedmorethanbooksinthefuture willbooksbereplacedbytheinternet they llbeputupontheschoolwebsite willcomputersbeusedmorethanbooksinthefuture willbooksbereplacedbytheinternet completethesentenceswiththecorrectformofthewordsandexpressioninbrackets 1 books replace bycomputersinthefuture 2mybikeisbroken it fix tomorrow 3 dad caniusetheinternetthisevening yes butthecomputerisnotonyet theelectricity notconnect untilnineo clock will willbefixed bereplaced willnotbeconnected 4 theproblem talkabout atthemeetingtomorrow 5 who invite togiveareportaboutgreatinventionsnextfriday 6 when thework finish intwodays will betalkedabout will willbeinvited befinished workinpairs askandanswerquestionsaboutthesegreatinventions 187519031924americaamericabritainalexandergrahambellwrightbrothersjohnlogiebaird a whenwasthetelephoneinvented b itwasinventedin1875 a whatkindoftelephonedoyouthinkwillbemadeinthefuture b completethesentenceswiththewordsinthebox 1 beforethe ofprinting fewpeoplecouldread 2 thereweremorebookstosell sothe inbooksgrew 3 becausemorepeoplecouldread ideas quickly 4 what willprintingtakeinthefuture introduction trade spread direction 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 moduletask discussinginventionsworkingroups prepareforyourdiscussion thinkofaninven
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