高一英语必修二第三单元语法课件.ppt

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1、WelcomeWelcomeTheFuturePassiveVoice(一般将来时被动语态)shall/will/begoingto/+be+过去分词e.g.The30thOlympicGames_____________byLondonintheyear2012.The30thOlympicGames___________________byLondonintheyear2012.某人（物）将被……willbehostedaregoingtobehosted结构意义1.Theywillgiveheragoldmedal.2.

2、Theconstructionworkerswillputdowntheoldtemple.3.Therabbitsaregoingtoeatthecarrots.Shewillbegivenagoldmedal(bythem).Theoldtemplewillbepulleddown(bytheconstructionworkers).Thecarrotsaregoingtobeeaten(bytherabbits).Practice:TurnthefollowingsentencesintoPassiveVoice:Ago

3、ldmedalwillbegiventoher(bythem).observing1)OvertimeIhavebeenchangedquitealot.2)Ihavebeenusedinofficesandhomessincethe1970s.3)IneverforgetanythingIhavebeentold.4)Sincethe1970smanynewapplicationshavebeenfoundforme.5)Ihavealreadybeenputintorobots.6)Ihavealreadybeenputi

4、ntospacerockets.summarizethesentencestructure:have/hasbeendone1)Ihavebeenusedinofficesandhomessincethe1970s.2)IneverforgetanythingIhavebeentold.3)Sincethe1970smanynewapplicationshavebeenfoundforme.4)Ihavealreadybeenputintorobots.5)Ihavealreadybeenputintospace.Findou

5、tthetimeadverbialssincethe1970sSincethe1970salreadyalreadyWeshouldusethePresentPerfectPassiveVoiceinthetwocases:_______________________________.2)_______________________________.发生在过去但对现在有影响的被动动作发生在过去,持续到现在的被动动作.常与_____,_______等时间状语连用sincealready1.Computershavebeen_

6、_______(use)todealwithinformation.2.Thepricesforthecomputershave_______________(bringdown).3.Beijing________________(connect)withShanghaibytherailwayformanyyears.4.Someofthehouses_________________(pulldown)recently.5.Thetask_________________(notfinish)yet.Haveatryus

7、edbeenbroughtdownhasbeenconnectedhavebeenpulleddownhasnotbeenfinishedformanyyearsrecentlyyetFindoutthetimeadverbials.5practiceMyfriendhasboughtanewpersonalcomputer.Theshophasrepairedmycomputerveryquickly.Anunknownvirushasjustattackedmycomputer.Wehavenotsolvedtheprob

8、lemyet.Thecompanyhasgiventhecomputersawaytoalocalschool.Thescientistshavedevelopedakindofintelligentrobot.Putthefollowingsentencesintothep