The Passive
录入者：teacher 人气指数： 次 发布时间：2012年01月13日
1.1.按时态的被动态。
In many countries people speak English.
English is spoken in many country (by people).
2.The police officer caught the thief finally.
The thief was caught by the police officer finally.
3.The parents will give a birthday present to the boy next Friday.
The boy will be given a birthday present next Friday. (the boy)
A birthday present will be given to the boy next Friday. (a birthday present)
4.I didn’t expect that the teacher would ask me to speak.
I didn’t expect that I would be asked to speak.
5.They are discussing the question at the meeting.
The question is being discussed at the meeting.
6.The sister was looking after the little boy.
The little boy was being looked after by his sister.
7.Our government has established a great number of colleges and universities since 1949.
A great number of colleges and universities have been established since 1949.
8.People had completed the railway by the end of last year.
The railway had been completed by the end of last year.
9.She has been considering his suggestion about studying abroad until now.
His suggestion about studying abroad has been being considered by her until now.
2. Aux.v.（情态动词）被动语态的should/can/could/may/might/must/have to/need/ought to + do
should/can/could/may/might/must/have to/need/ought to + be done
You must hand in your compositions after class.
Your compositions must be handed in after class.
3. 转变主被动应注意
l时态一致、主谓（单复）一致
l动词+介词短语（介词要保留）
4.不用被动态
lv.i.不及物动词及动词短语：happen, cost, last, stay, remain, belong to, consist of, take place…
l表示心理状态：fit, have, hold, marry, own, watch, agree with…
5.主动表被动
l系动词+adj.: smell, taste, sound, become, feel, get, grow, appear, seem, look, prove
l表示物体本身特性：open, shut, lock, sell, write, wash, read
l动名词主动形式表被动：need, want, require + V-ing
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