高一英语 Unit4 Grammar课件 重大版必修2.ppt

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1、重庆大学版高一(2)Unit4GrammarThepassiveVoice(2)►StudyingtheruleReadthefollowingsentences,payingattentiontothecoloredparts.1)The30thOlympicGameswillbeheldinLondonin2012.2)Mary’selectronicdictionarymusthavebeenstolen.3)GeorgeBushwaselectedthePresidentofUSAin1988.4)Thewoundedarebeingsenttothehospit

2、al.5)Thedebthasbeenpaidoff.►FindingtheruleFromabovesentences,youmayfindthatthepassivevoicecanbeusedinvarioustensesandwithmodalverbs.Fillinthefollowingtablesandyouwillhaveaclearerideaofthepassivevoice.areisbeinghasbeenhavebeenwaswerebeingwillhavebeenhadbeenwillbehadbeenwillbeFillinthefollo

3、wingblanksandyouwillhaveaclearerideaofthepassivevoice.Nobodycanforetellthefuture.--Thefuture______________bynobody.Theysaythatafuelexplosionmayhavecausedthecrash.--Thecrash___________________byafuelexplosion.canbeforetoldmayhavebeencausedKate’scompanymightgiveheranewoffice.--Katemightbegi

4、venanewofficebyhercompany.StudentsshouldmemorizeEnglishverbs.--Enlishverbsshouldbememorizedbystudents.Sheoughttolookafterherchildrenbetter.--Herchildrenoughttobelookedafterbyher.Changethefollowingsentencesintopassiveforms.1)Theschooldoesn’tallowustoenterthechemistrylabwithoutateacher.Wear

5、enotallowedtoenterthechemistrylabwithoutateacher.2)Thestudentdidn’tforgethislessonseasily.Hislessonsweren’teasilyforgottenbythestudents.3)Themanagersaidtheywouldhavecompletedtheprojectbytheendoftheyear.Themanagersaidtheprojectwouldhavebeencompletedbytheendoftheyear.4)Theradioisbroadcastin

6、gEnglishlessons.Englishlessonsarebeingbroadcastbytheradio.5)Thistimelastyearwewereplantingtreeshere.Thistimelastyeartreeswerebeingplantedbyushere.使用被动语态的几种情况：一、行为主体不明确，不必说出或者无法说出动作的执行者时。e.g.Footballisplayedallovertheworld.二、不易找到或者就根本不可能找到动作的执行者时候。e.g.Mybikewasstolen.三、汉语中含有“据说”“据悉”“有人说”“大

7、家说”等时。e.g.itwasreportedthathismotherdiedofSARS.Itiswellknownthat…众所周知…Itissupposedthat…据推测说…四、汉语中含有“被”“由”等词时。e.g.WeiHuaisaskedtocomebyLinTao.五、某些句子习惯上有被动语态。e.g.HewasborninOctober,1989.六、表示礼貌时。e.g.YouarefriendlyinvitedtocometoourEnglishpartyat8:00p.m.tomorrow.►不用被动语态