内容正文:
Unit 7 Teenagers should be allowed to choose their own clothes
内容提要:
1. 含情态动词的被动语态
2. 现在完成时的被动语态
1、 一般过去时的被动语态
· 旧知识复习
被动语态
1. 被动语态的基本结构:
2. 一般现在时的被动语态
(1) 结构:
(2) 各种句式:
· 陈述句:
The film is loved by many teenagers.
They are not required to leave the room.
· 一般疑问句:
Is the book kept by someone else?
· 特殊疑问句:
What are the boys asked to do by the teacher?
3. 一般过去时的被动
(1) 结构:
(2) 各种句式:
· 陈述句:
The room was locked.
We weren’t told when the meeting would begin.
· 一般疑问句:
Wasn’t Tom invited to the party?
· 特殊疑问句:
When was the girl interviewed ?
4. 一般将来时的被动语态
(1) 结构:
(2) 各种句式:
· 陈述句:
The plan will be discussed in the meeting tomorrow.
The building isn’t going to be pulled down.
· 一般疑问句:
Will we be invited to attend the meeting ?
Isn’t the activity going to be put off ?
· 特殊疑问句:
When will the play be put on?
What is the project going to be completed ?
· 新知识学习
含有情态动词的被动语态
1. 基本结构: 。
情态动词后用动词原形,助动词be要用原型。
The classroom must be cleaned every day.
They may be published for their carelessness.
2. 各种句式
(1) 陈述句
· 肯定式:
The project should be completed by next Tuesday.
The boys may be stopped from playing here.
· 否定式:
This film can’t be watched by girls.
Boys shouldn’t be allowed to go there.
(2) 一般疑问句:
Should they be requi