英语人教版九年级全册unit5ThePassive Voice.ppt

《英语人教版九年级全册unit5ThePassive Voice.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、人教版新课标九年英语unit5清原一中刘克军thePassiveVoice被动语态Unit5Whataretheshirtsmadeof?(a)What’sitmadeof?--It’smadeofmetal.--It’susedforriding.--It’smadeinChina.What’situsedfor?Whereisitmade?thePassiveVoice(被动语态）被动语态表示主语是动作的承受者.Whoinventedthecar?_______inventedthecar.KarlBenzKarlBenzThecar_

2、___________by______.wasinventedhim1885Whenwasitinvented?wasinvented1885It_____________in_____.1971BellA:Whowasthetelephoneinventedby?B:Itwasinventedby___.A:Whenwasitinvented?B:Ithinkitwasinventedin__.被动语态的用法：1、当不知道谁、没有必要或不想指出谁是动作的执行者时；2、只需强调动作的承受者时；3、汉语中的“被、受、由”等词译成英文时；4、当

3、动作的发出者不是人时，往往用被动语态e.g.(1)EnglishisspokeninCanada.(2)Shewaselectedthemonitorofourclass.(3)Iwasshockedbythenews.时态被动语态结构一般现在时一般过去时一般将来时现在进行时过去进行时现在完成时过去完成时过去将来时各种时态的被动语态（时态体现在be动词时上）am/is/are+donewas/were+donewill/shallbe+doneam/is/arebeing+donewas/werebeing+donehave/hasbeen

4、+donehadbeen+donewould/shouldbe+donee.g.1.TheymaketrainsinZhuzhou.(主动语态)Trains__________inZhuzhou.(被动语态)2.Thefarmersgrowcottoneveryyear.Cotton_______bythefarmerseveryyear.3.ManypeoplespeakEnglish.English__________bymanypeople.aremadeisgrownisspoken助动词be+及物动词动词的过去分词被动语态的构成：

5、注意:(be有人称、时态和数的变化)1.Trees___________(plant)byusinspringeveryyear.2.Thehouse_________(build)lastyear.3.LiMingwill________(ask)toattendthelecture.4.Anewbuilding____________(build)inourschoolnow.5.Theroadwere______________(repair).6.Hehas_________(send)toworkinGuangzhou.7.The

6、work_________________(finish)whenIgotthere.8.Thescientistwould_________(invite)tovisitIraq.areplantedExercises:wasbuiltbeaskedbeingrepairedisbeingbuiltbeensenthadbeenfinishedbeinvited主动语态变为被动语态的步骤:1.把主动句的宾语变为被动句的主语.2.把主动句的谓语动词变为be+动词的过去分词的形式.3.把主动句的主语变为被动句中by后面的宾语（可以省略）。注意

7、：主动句变为被动句后，被动句的时态必须与主动句的句式、时态保持一致。Peopleplayfootballallovertheworld.Footballisplayed(bypeople)allovertheworld.变被动语态时需要注意的事项一变二套三注意宾变主，主变宾，宾语前面by跟，谓语动词变过去分词，不忘前面be动词跟套时态，主被动时态一致注意因人称的变化而引起的主谓一致问题。主动句与被动句之间的转换Weboughtsomebooks.主语+谓语动词过去式的主动语态+宾语Somebookswerebought(byus)主语+谓语

8、动词过去式的被动语态+介词+宾语把下列的句子变为被动语态的句子：1、TheyspeakEnglishinCanada.2、Peopleusedwoodformakingtable