被动语态PPT课件

1、被动语态（一）被动语态（二）第1页/共22页被动语态（一） 一、被动语态定义：被动语态是动词的一种形式，用以说明主语和谓语的关系。 二、被动语态的结构：be（对应形式）+done第2页/共22页三、不同时态下的被动语态一般现在时：is / am/ are + done一般过去时：was / were + done一般将来时：will/shall + be + done be going to + be +done About 100 million sharks are killed by human every year. Only 12 persons were killed worldw

2、ide by sharks in 2011. The sharks fins （鱼鳍）will be made into fin soup（鱼翅汤）. The sharks fins are going to be made into fin soup.第3页/共22页三、不同时态下的被动语态现在进行时：is / am/ are + being done过去进行时：was / were + being done The shark is being saved by the man. At the same time yesterday, many sharks were being save

3、d.第4页/共22页时态结构一般现在时is / am/ are + done一般过去时was / were + done一般将来时will / shall + be + donebe going to + be + done现在进行时is / am/ are + being + done过去进行时was / were + being + done三、不同时态下的被动语态注意： be 变 done 不变第5页/共22页四、 情态动词的被动语态Shark should be protected by human beings. 情态动词被动：情态动词+ be done第6页/共22页 Humans

4、 protect the rhino. The rhino is protected by humans.五、 主动语态变被动语态主语宾语1. 找 找主语和宾语2. 换 主语和宾语调换位置3. 改 动词改成 be + done 的正确形式4. 加 加上 by第7页/共22页六、 主动变被动语态的练习1.The students clean their classroom every day. Their classroom is cleaned by the students every day.2. They set up the new station in 2004. The new s

5、tation was set up in 2004.3. We must do something to help her. Something must be done to help her.4. Uncle wang is mending my bike now. My bike is being mended by uncle wang now.5. They will build a new bridge over the river. A new bridge will be built over the river.第8页/共22页 （1）没有被动语态的动词 a. 不及物动词：d

6、isappear die end fail sit 注意： 如果不及物动词后接介词，则可以使用被动语态 eg： Someone broke into his room. His room was broken into. b. 三发生 (take place, happen, occur) c. 感官动词：taste look sound smell feel 七、 特殊用法 （不使用被动语态的情况）第9页/共22页 （2）动词表主语本身性质时不用被动语态如： write、read、wash、sell、ride、cook、wear The pen is written smoothly. (

7、X ) The pen writes smoothly ( ） The book is written by Cindy. ( )七、 特殊用法 （不使用被动语态的情况）第10页/共22页Sum up被动语态 一、被动语态定义二、 被动语态结构三、不同时态的被动语态四、情态动词的被动语态五、 主动语态变被动语态六、主动语态变被动语态的练习七、特殊用法第11页/共22页 The motorbike rides well. Kumamon is seated in the room. A watermelon is given to me by Kumamon. Kumamon is made t

8、o plant watermelons. It is said that Kumamon is popular.被动语态（二）第12页/共22页 1. 表主语本身的性质时不用被动 eg: ride sell wash read write wear cook The motorbike rides well. ( ) The motorbike is ridden well. ( )一、主动表被动的情况TF第13页/共22页 2. 特殊动词及短语本身的用法 a. sth. need doing = sth. need to be done. 某物需要被做 b. sth. require doi

9、ng = sth. require to be done 某物需求被做 c. This place is worth doing sth. be worth doing 某物值得被做第14页/共22页 Kumamon is seated in the room.二、被动表主动的情况 be seated 坐着 be drunk 喝醉 be dressed 穿着 be lost 迷路第15页/共22页Kumamon gave me a watermelon. I was given a watermelon by Kumamon. A watermelon was given to me by K

10、umamon.Kumamon bought me an interesting book. I was bought an interesting book by Kumamon. An interesting book was bought for me by Kumamon.三、双宾语的被动语态1. 人+ be done + 物2. 物 + be done +to/for + 人第16页/共22页* We make Kumamon play basketball. Kumamon is made to play basketball.*We often see Kumamon dance.

11、 Kumamon is often seen to dance. see、watch、observe、notice（四看） make、let、have （三使） listen to、hear （二听） feel （一感觉） 四、部分动词的被动语态还原to第17页/共22页 It is said that Kumamon is popular. 常见句型: It is said that It is believed that It is reported that It is considered that It is said that五、常见句型第18页/共22页 1. 主动： 主+ 谓+

12、 宾 eg: Humans protect the rhino. 被动： 宾+ be done + by + 主 eg:The rhino is protected by humans.2. 主动： 主+ 谓+ 间接宾语(人) + 直接宾语（物） eg: Tom gave me a cake yesterday. 被动： 间接宾语+ be done + 直接宾语+ by + 主 eg： I was given a cake by Tom yesterday. 被动：直接宾语+ be done + to/ for+ 间接宾语+ by+主 eg：A cake was given to me by Tom yesterday.注意： 常接for的动词： buy、draw、make、cook （买画做饭）六、主动变被动第19页/共22页 3. 主动： 主+ 谓+ 宾语+ 宾补（省略了to 的不定式） 被动： 不带to的不定式作宾补的主动语态，变为被动语态不定式前要加to。 （主动语态不见to，被动语态to出来） eg: The boss made the boy do heavy work. The boy was made to do heavy work by the boss