被动语态新剖析讲课教案.ppt

《被动语态新剖析讲课教案.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、被动语态新剖析当我们不知道谁是动作的执行者,或者没有必要指出谁是动作的执行者时,或者只需强调动作的承受者时,要用被动语态。*被动语态：主语是动作的承受者。*被动语态的构成：be+vt.p.p.什么情况下用被动语态？PassivevoiceManypeopleEnglish.Englishbymanypeople.speakisspokenbe动词+及物动词的过去分词句式的转换Englishisspokenbymanypeople.否定句：一般疑问句：特殊疑问句：Englishisn’tspokenbymanypeople.IsEnglishspokenbymany

2、people?Who/WhomisEnglishspokenby?BywhomisEnglishspoken?认识被动语态(1)肯定形式Thechildlovesthissong.byThissongthechildloveisdJanelooksafterthecat.isbyedThecatJane.lookafterChildrenlovethesesongs.byThesesongsChildrendarelove被动语态的肯定结构：主语＋be+v.pp+(by---)(动作承受者)技巧：被bedone!(2)否定形式Thechilddoesn’tlove

3、thissong.bynotThissongthechilddloveisTheydon’tplantthetreesbyThetreesthemedareplantnot被动语态的肯定结构：主语＋be+v.pp+(by---)被动语态的否定结构：主语＋be++v.pp+(by---)not(3)疑问形式Thechildlovesthissong.Thissongislovedbythechild.Isthissonglovedbythechild?Yes,itisNo,itisn’t在改写中应注意：1.把原来的宾语提到前面作被动语态的主语;2.把动词变成“be+

4、过去分词”;3.主动语态中的主语变为介词by的宾语。典型题例将下列句子改为被动语态。Wecleanourclassroomeveryday.Ourclassroomiscleaned(byus)everyday.注意：be动词有人称、数和时态的变化!各种时态的被动语态一般现在时：IamcalledJimmy.Footballisplayedallovertheworld.ThecarismadeinChina.Knivesareusedforcuttingthings.am/is/are+过去分词各种时态的被动语态一般过去时：Abankwasrobbedyeste

5、rday.Thekitewasmadebythem.Theclotheswerewashedbymymother.Manyhouseswerewashedawayintheflood.was/were+过去分词各种时态的被动语态一般将来时：Theworkwillbefinishedin2days.Weshallbegivenawarmwelcome.IamgoingtobesenttoAmerica.ThepaintingisgoingtobesoldtoCanadaTreesaregoingtobeplantedbythemtomorrow.will/shall

6、be+过去分词am/is/aregoingtobe+过去分词各种时态的被动语态现在进行时：Iambeingaskedsomequestionsnow.Aspeechisbeinggiveninthehall.TheclothesarebeingwashedbyJane.am/is/arebeing+过去分词各种时态的被动语态过去进行时：Aletterwasbeingwrittenbyherat2pmyesterday.Themealwasbeingcookedbymymotherthistimeyesterday.Themenwerebeingquestioned

7、bythepoliceman.was/werebeing+过去分词各种时态的被动语态现在完成时：Theworkhasbeenfinishedbythem.Thehousehasbeenbuilt.Hissheephavebeenfound.Thebookshavebeenkeptsincelastweek.have/hasbeen+过去分词含情态动词的被动语态情态动词+be+过去分词Thetreesshouldbewateredatonce.Thebookscanbekeptfor2weeks.Ourenvironmentmustbeprotectedwell.T

8、hehom