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1、青 衣 一般现在时的被动语态 重点 :掌握被动语态的基本结构 及主动语态与被动语态之间的转化 青 衣 孙悟空 打 白骨精 (执行者 ) (谓语动词的主动形式 ) (承受者 ) 白骨精 被 孙悟空 打 (承受者 ) (执行者 ) 青 衣 examples Students clean the classroom. 动作执行者 谓语动词主动形式 动作承受者 The classroom is cleaned by students. 动作承受者 谓语动词被动形式 动作执行者 青 衣 被动语态的结构 :be + V-ed(动词过去分词 ) We clean the classroom. v. The
2、classroom is cleaned by us. be+V-ed 青 衣 同步练习一 Tom makes the kite.(主动语态 ) She waters flowers.(主动语态 ) 青 衣 主动语态 转换 被动语态 1. 带双宾语的谓语动词 (若将间接宾语转化成主语 ,则保留直接宾语 . 若将直接宾语转化成主语 ,则在被保留的间接宾语前加介词 to 或 for.) 如 : She gives me a book. A book is given to me by her. I am given a book by her. 即刻操练 : Her father buys her
3、 a new bike. A new bike is bought for her by her father. She is bought a new bike for her father. 青 衣 为什么用被动语态 ? 1. 强调动作的承受者 . Chinese is spoken by more and more people. 2. 不知道动作的执行者是谁 . This watch is made in China. 3. 没有必要指出动作的执行者是谁 . More trees are planted every year. 青 衣 2. 变被动语态后的动词形式的选择 主动句中 ,
4、动词 see, hear , watch , notice和使役动词 make , let, have后跟省略 to 的不定式 , 变为被动句时 ,应加 上不定式符号 to. 如 : He makes the girl stay at home. The girl is made to stay at home by him. 练习 : We often hear her sing in English. She is often heard to sing in English. 青 衣 3.主动形式 表被动意义的词 : a. 某些感官动词如 look, feel, smell, sound
5、, taste 如 : The coat feels soft. b. 某些及物动词 +副词 如 : The pen writes smoothly. 练习 : 1) The song _ (听起来 ) beautiful. 2) The book _(卖 ) well. 青 衣 课后练习 句型转化 : More and more foreigners speak Chinese in the world now. Chinese_ _by more and more foreigners in the world now. 单选 : 1. English_ in many countries
6、. A. is speak B. is spoke C. is spoken D. is speaking 2. The trees in our school_every Friday afternoon. A. are watered B. are watering C. has watered D. were watered 3. These words_ in everyday English. A. are often used B. used often C. often are used D. often use 4. History is made_people. A. from B. in C. of D. by 5. You may watch TV as soon as your homework . A. finishes B. is finished C. finished D. will be finished 青 衣 The kite is made by Tom.(被动语态 ) Flowers are watered by her.(被动语态 )
一般现在时的被动语态.ppt
