被动语态复习(NPowerLite)-获奖课件

1、被动语态复习（Revision of the Passive Voice)被动语态（The Passive Voice）：1）主动语态和被动语态：英语动词有两种语态，即主动语态（The Active Voice）和被动语态（The Passive Voice）。主动语态表示主语是动作的执行者，被动语态表示主语动作的承受者。如：Many students study English.(主动语态) English is studied by many students.(被动语态) 2)被动语态的结构：被动语态由“助动词be+及物动词的过去分词”构成，助动词be有人称、数的变化,其变化规则与be作

2、为连系动词时一样。如：The desk is made of wood. The desks are made of wood.He is asked a question by the teacher.I was given a nice present by my friend yesterday.3）被动语态一般现在时结构： is/am/are/+过去分词A)肯定句形式：如：It is used for cooking. I am looked after well every day. Many trees are planted every year.B)疑问句形式： Is it u

3、sed for cooking? Are you looked after well every day ? Are many trees planted every year? What is it used for? Where are you looked after well?C)否定句形式： It is not used for cooking. I am not looked after well every day. Many trees are not planted every year.4)被动语态过去时态结构：was/were+过去分词. A)肯定句形式：如: It wa

4、s used for cooking by people in old the days. Many trees were planted last year.B)疑问句形式: Was it used for cooking in the old days? Were many trees planted last year ? When were the trees planted ? 否定句形式：如：It was not used for cooking in the old days. These trees were not planted last year.4）含有情态动词被动语态

5、的结构:情态动词+be+过去分词A)肯定句形式：如: English can be spoken by us.(被动语态) English must be studied well.(被动语态) The room should be cleaned every day.(被动语态)B)疑问句形式： Can English be spoken by you? Must English be studied well by us? Should the room be cleaned every day?C)否定句形式： English can not/cant be spoken by us.

6、The books must not be taken out of the room. 5)Exercises:一.选择填空:Windows_ of glass.be made B. is made C. are made D. been made2. The house_ in 2004.is built B. is building C. was built D. used3. A coat can_ for keeping warm.be used B. is used C. been used D. usedCCA4. Watches_ Shanghai last long. A.

7、are made in B. is made C. are made from D. made5. This desk is made _ wood. A. of B. from C. in D. by6. The things on show were _ the old days. A. used B. used to C. used for D. used in7. Silk _ in Hangzhou. A. is produced B. are produced C. produced D. is produces AADA 1.Our school _in 2002.(开办)2.The young trees must_ _well.(照顾)3. _ this building_(建成)last year?4.The book _ _(写)by him last year.5. The bridge _ _(不建造)in1989.6.Th