牛津初中英语9B-被动语态-讲解课件.ppt

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1、PassivevoiceMainlyrevision语态分为两种，即主动语态和被动语态。主动语态表示主语是动作的发出者，而被动语态表示主语是动作的承受者。be+及物动词的过去分词。be有人称、时态和数的变化。被动语态变化示例Theboybroketheglass.Theglasswasbrokenbytheboy.1.主语介词by+宾语2.谓语加be,并变为过去分词3.宾语主语从主动语态变为被动语态Theyallowustohavepart-timejobs.____________________________________.2.TheteacheraskedAnnatofin

2、ishthepicture.____________________________________.3.PeopleintheUKspeakEnglish.____________________________________.4.Wemustsendthepostcardatonce._____________________________________.Weareallowedtohavepart-timejobsAnnawasaskedtofinishthepictureEnglishisspokenintheUKThepostcardmustbesentatonce把

3、下列句子改成被动语态。(bythem)(bytheteacher)(bypeople)(byus)5.Theoldcathaseatenthefish.___________________________________.6.Ican’tfindthewatchanywhere.____________________________________.7.Whenwillyouworkoutthemathproblem?______________________________________?8.Wherehaveyouputmybackpack?_______________

4、_____________________?WhenwillthemathproblembeworkedoutWherehasmybackpackbeenputThewatchcan’tbefoundanywhereThefishhasbeeneaten(bytheoldcat)9.Theyweremade_______(work)12hoursaday.10.Theirhomework_______________(handin)halfanhourago.toworkwashandedin各种时态的被动语态结构:1.一般现在时态的被动语态结构:am/is/are+动词过去分词2.

5、一般过去时态的被动语态结构:was/were+动词过去分词3.含有情态动词的被动语态结构:情态动词+be+动词过去分词4.一般将来时的被动语态结构:will/shall+be+动词过去分词5.现在进行时态的被动语态结构:am/is/are+being+动词过去分词6.过去进行时态的被动语态结构:was/were+being+动词过去分词7.现在完成时态的被动语态结构:have/hasbeen+动词过去分词1.一般可变为被动语态的动词为及物动词。2.be动词可根据人称、时态、数进行变化。3.不特别强调动作执行者时，by短语(即by和后面的宾语)一般可以省略。NOTE注意事项：1.Wec

6、allMr.SmithalivingLeiFeng.Mr.Smith_________alivingLeiFeng(byus).2.Tom’sfatherboughthimabook.He_____________abook(byhisfather).Abook______________him(byhisfather).一、带双宾语的句子有两种改法:一般情况下把指人的宾语作为被动句的主语。当把直接宾语物作为主语时，要加介词to或者for。iscalledwasboughtforwasboughtpass,show,send…此类动词有：buybeboughtfor如：givebeg

7、ivento此类动词还有：draw,make,cook,mend…e.g.Hegavemeabeautifulpresent.Iwasgivenabeautifulpresentbyhim.Abeautifulpresentwasgiventome.二、感官动词(hear,see,watch,feel,notice等)和使役动词(let,makehave等)在主动语态中后接不带to的动词不定式,但是改为被动语态时,把to加在动词原形之前。1、Theymad