被动语态英语公开课课件

1.一般现在时 am/is/are +done
We clean the classroom every day. The classroom is cleaned by us
every day.
2.一般过去时
was/were+done
He put on a coat. A coat was put on by him.
All the work had been finished by me ,before he told me.
情态动词被动语态 动词 +be done
The work must be done at once. Many trees should be planted to protect the Waste paper can't be thrown here.
4.现在完成时 has /have +been done
Jim has finished the work.
The work has been finished by Jim.
5.现在进行时
bБайду номын сангаас +being done
I am doing my homework now.
My homework is being done
He told me that he would hold a party
this evening.
He told me that a party would be
held by him this evening.
8.过去完成时 had +been done
Before he told me ,I had finished all the work.
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Exercise 1. Windows_____ C of glass. A. be made B. is made C. are made D. been made 2. The house_____ in 2004. C A. is built B. is building C. was built D. used 3. A coat can_____ A for keeping warm. A. be used B. is used C. been used D. used
各种时态的被动语态形式 一般现在时： am/is/are +done 一般过去时：was/were +done 一般将来时：shall/will + be done 现在进行时： be +being done 过去进行时： was/were +being done 现在完成时： has /have +been done 过去完成时：had +been done 过去将来时：would/should + be done
语法精讲——被动语态
被动语态的用法
1. 不知道或没有必要指出动作的执行者 是谁。 This watch is made in China.
Many trees should be planted every year.
2. 需要强调或突出动作的承受者。 Chinese is spoken by more and more people in the world. 被动语态的基本构成：
by me now.
6.过去进行时 was/were +being done
We were watching TV at eight
yesterday. TV was being watched by us at eight yesterday.
5.过去将来时
would/should + be done
They will plant trees tomorrow.
Trees will be planted by them
3.一般将来时 shall/will /be going to+ be done
tomorrow He is going to write a letter to his mother. A letter is going to be written to his mother by him.
4. Watches____ A Shanghai last long. A. are made in B. is made C. are made from D. made 5. This desk is made _____ A wood. A. of B. from C. in D. by 6. The things on show were ____ D the old days. A. used B. used to C. used for D. used in 7. Silk _____ A in Suzhou and Hangzhou. A. is produced B. are produced C. produced D. is produces