高一英语被动语态ppt课件.ppt
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1、,被动语态 (the Passive Voice)一 语态语态是表示主语和谓语的关系的。如果主语是动作的执行者,动词要用主动语态;如果主语是动作的承受者,动词就要用被动语态。二 被动语态的基本结构 be + 过去分词(人称.数. 时态的变化都体现在助动词be的变化上)三 .被动语态适用情况1 当我们不知道动作的执行者时;2 我们不必提出动作执行者时;3 要强调动作承受者时;4 出于行文的需要,四. 主动句与被动句的转换主动句的结构:主语 + 谓语 + 宾语 + 其它成分被动句的结构:宾语+be +动词过去分词+by +主语(宾格) +其它成分 可以省略e.g.1. People use Eng
2、lish freely. (主动句) English is used (by people)freely. (被动句)五被动语态的八种时态(时态是表示行为动作和状态在各种时间条件下的动词形式)一般现在时结构: 主语am / is / are + 过去分词e.g. 主动句:She cleans her room every day. 被动句:Her room is cleaned (by her) every day. (肯定句),否定句:Her room isnt cleaned (by her) every day.一般疑问句:Is her room cleaned (by her) eve
3、ry day?注意:被动句的be助动词的变化应按被动句中新主语的人称和数而变化,其时态应与主动句的时态一致一般过去时结构:主语was / were + 过去分词e.g. 主动句:The workers made the VCD last week. 被动句:The VCD was made by the workers last week.(肯定句) 否定句: The VCD wasnt made by the workers last week.一般疑问句:Was the VCD made by the workers last week?3. 一般将来时结构:主语will be + 过去分
4、词,e.g. 主动句:My father will send me to America soon. 被动句:肯定句:I will be sent to America by my father soon. 否定句:I wont be sent to America by my father soon.一般疑问句:Will you be sent to America by your father soon?4. 过去将来时结构:主语 would be + 过去分词e.g. 主动句:He said he would punish the naughty boy tonight. 被动句: 肯定
5、句:He said the naughty boy would be punished by him tonight.,否定句:He said the naughty boy wouldnt be punished by him tonight.5. 现在进行时结构:主语am / is / are + being + 过去分词e.g. 主动句:He is telling a story now. 被动句: 肯定句:A story is being told by him now.否定句:A story isnt being told by him now. 一般疑问句:Is a story b
6、eing told by him now?,6. 过去进行时结构:主语was / were + being + 过去分词e.g. 主动句:He was telling a story when I came in. 被动句:肯定句:A story was being told by him when I came in. 否定句:A story wasnt being told by him when I came in. 一般疑问句:Was a story being told by him when I came in?7. 现在完成时结构:主语have / has +been + 过去分
7、词e.g. 主动句: The boy has finished the work. 被动句: 肯定句: The work has been finished by the boy.,否定句: The work hasnt been finished by the boy. 一般疑问句: Has the work been finished by the boy?8. 过去完成时结构: 主语 + had + been + 过去分词e.g. 主动句: They had built ten buildings by 2003. 被动句: 肯定句: Ten buildings had been bui
8、lt by them by 2003. 否定句: Ten buildings hadnt been built by them by 2003. 一般疑问句: Had ten buildings been built by them by 2003?,练习:1.Many people speak English.2.They made computers in the U.S.A.3.People used knives for cutting things.4.People used metal for making machines.5.They will produce silk in
9、Suzhou and Hangzhou.6.They are speaking English in class.,练习:1.Many people speak English. English is spoken by people.2.They made computers in the U.S.A. Computers were made in the U.S.A by them.3.People used knives for cutting things. Knives were used for cutting things by people.4.People used meta
10、l for making machines. Metal was used for making machines by people.5.They will produce silk in Suzhou and Hangzhou. Silk will be produced in Suzhou and Hangzhou by them.6.They are speaking English in class . English is being spoken in class by them.,7.They have finished their homework. 8.I had lear
11、ned three courses by the end of last year. 9.They said that they would plant more trees.10.The boys were singing songs at 8:00 yesterday evening.,7.They have finished their homework. Their homework has been finished by them.8.I had learned three courses by the end of last year. Three courses had bee
12、n learned by me by the end of last year.9.They said that they would plant more trees. They said that more trees would be planted by them.10.The boys were singing songs at 8:00 yesterday evening. Songs were being sung by the boys at 8:00 yesterday evening.,六.被动语态中的特殊情况1.不及物动词带介词和介词宾语时,在变为被动语态时,仍然要带上介
13、词。e.g. The students listen to the teacher carefully in class.被动句:The teacher is listened to carefully by the students in class.,e.g. They look after the new students in the school.被动句:The new students are looked after by them in the school.2.当动词带有复合宾语(有宾补), 并且宾补是省去“to”的动词不定式时,在被动语态中应加上“to” e.g. They
14、 make us do all the work.被动句:We are made to do all the work by them. e.g. We often hear her sing songs.被动句:She is often heard to sing songs by us. e.g. I saw him walk to school.被动句:He was seen to walk to school by me.,当动词带有复合宾语(宾补),其宾补是带有“to”的动词不定式时,和一般的被动句变化一样。 e.g. Lily asks me to help Lucy.被动句:I
15、am asked to help Lucy by Lily. 3.当动词带双宾语时(一个宾语是指人,一个是指物),将其中指人的宾语提前作被动句的主语时,另一个宾语按顺序照抄下来;如是将指物的宾语提前作被动句的主语,在被动句中则指人宾语前应加“to”或“for” 。常见的动词有give buy ,tell,teach,e.g. They give me some apples.被动句:I am given some apples by them. Some apples are given to me by them. e.g. He told the child some stories.被动
16、句:The child was told some stories by him. Some stories were told to the child by him. e.g.Jack teaches us English.被动句:We are taught English by Jack. English is taught to us by Jack. e.g. She bought me a book.被动句:I was bought a book by her.(语法正确,不用) A book was bought for me by her.,练习:将下列句子变为被动句。1.Lu
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