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Unit9 Whenwasitinvented SectionA主动语态与被动语态 英语动词有两种语态即主动语态TheActiveVoice与被动语态(ThePassiveVoice主动语态表示主语是动作的执行者/ 被动语态表示主语是动作的承受者e.g.
1.TheymaketrainsinZhuzhou. 主动语态TrainsaremadeinZhuzhou. 被动语态
2.Thefarmersgrowcotton everyyear.主动语态Cottonisgrownbythefarmers every year.被动语态一被动语态的构成:助动词be+及物动词的过去分词 am isare+done 一般现在时waswere+done 一般过去时二:主动语态变为被动语态的步骤:
1.把原主动句中的宾语转换为被动语态的主语.
2.把动词改为被动形式即“be+过去分词”.注意be动词要按新的主语的人称和数进行变化时态要和原来的主动语态的时态保持一致.
3.原来主动语态句中的主语如果需要就放在by后面以它的宾格形式出现.如果没有必要就可以省略.其他的成分定语状语不变句式也不能变.主动语态变被动语态的结构图:Bell invented thetelephone in
1876. 主语 谓语动词过去时 宾语 时间状语Thetelephone wasinvented byBell in1876主语 谓语动词的过去分词 宾语 时间状语三被动语态的特殊用法:
(一)双宾语buy/makesbsth=buy/makesthforsb givesbsth=givesthtosb
1.Myfatherboughtmeacomputer. Acomputerwasboughtformebymyfather.Iwasboughtacomputerbymyfather.
2.Hegivesmeabook.Abookisgiventomebyhim.Iamgivenabookbyhim
(二)、无to不定式变为被动时加上to 一感feel二听listento.hear 三让let.have.make四看watch.see.lookat.noticeeg.Weoftenseehimplaybasketball. Heisoftenseentoplaybasketballbyus.
(三)、注意动词短语的完整性Thebabyistakengoodcareofbythenurse
(四)、无被动语态的动词 takeplacehappen comeoutcometruedie belongto 课堂练习;一用所给的词的适当形式填空
1. Whatdoyouthinkisthemost___________helpinvention
2. Edisonwasagreat________invent.Hehad1093_______inventinhislife.
3. Lightareusedfor__________seethingsinthedark.
4. Personalcomputers___________inventin
1976.
5. Whichlanguage________themostwidely_________speakintheworld
6. Whenwasthec_________invented
7. Pleaseputtheusedb____________intothebox.
8. Herearetheshoeswitha___________heels.二用所给动词的正确形式填空1Thebike__________fixupbyXiaoMingyesterday.2Sunglasses__________use forprotectingpeople’seyes.3Apicture_________putupontheblackboard.4French___________speakinFrance.5Teenagersshould_________allowtochoosetheirownclothes.三句型转换
1.Peopleallovertheworldenjoysurfing.同义句转换 Surfing___ _________bypeopleallovertheworld.
2.WhenhewasthirtyTomdecidedtomovetoLondon.同义句转换) Atthe______ofthirtyTommadea__________tomovetoLondon.
3.Katetookgoodcareofthebabyyesterdayevening.改为被动句) Thebaby_______________________________byKateyesterdayevening.
4.Shewasseentocomeoutofthelibrarybyhim.改为主动句 He__________________outofthelibrary.
5.TheLeaguewasfoundedinGuangzhouin
1922.对画线部分提问 ________________________theLeague__________
6.Hedidn’tgotobedbeforehefinishedhiswork.同义句转换 He______gotobed______hefinishedhiswork.
7.Theyareusedforseeinginthedark.对画线部分提问 ______aretheyused______
8.Itwasinventedin
1888.对画线部分提问 ______wasit_________反思与收获 ———————————————————————————————————— ————————————————————————————————————— 。