Unit 7 Teenagers should be allowed to choose their own clothes. Lesson 3 Grammar Focus 导学案 人教版英语九年级全

Lesson 3　Grammar Focus
语法练习
I don't think sixteen－year－olds should be allowed to drive. I agree. They aren't serious enough.
Do you think teenagers should be encouraged to make their own decisions？ No, I don't agree with this. Teenagers are too young to make their own decisions.
Teenagers should not be allowed to have part－time jobs. I disagree. They can learn a lot from working.
Do you think we may be allowed to take photos if we don't use a flash？ If you don't use a flash, then it may be OK.
语法详解
含有情态动词的被动语态
(含有情态动词的被动语态不属于新课标语法项目，但在阅读语篇中会经常出现，同学们了解其用法即可。)
1. 含有情态动词的被动语态的构成
　　含有情态动词的被动语态的基本结构为“情态动词(should/can/must/may/could)＋be＋及物动词的过去分词”。
2. 含有情态动词的被动语态的句式
类型 结构
肯定句 主语＋情态动词＋be＋过去分词(＋by短语)＋其他.
否定句 主语＋情态动词＋not＋be＋过去分词(＋by短语)＋其他.
一般疑问句 情态动词＋主语＋be＋过去分词(＋by短语)＋其他？
肯定回答： Yes, 主语＋情态动词． 否定回答： No, 主语＋情态动词＋not.
特殊疑问句 特殊疑问词＋情态动词＋主语＋be＋过去分词(＋by短语)＋其他？
3. 含有情态动词的主动句变被动句的方法
一、单项填空
( )1. (2022·武汉中考)During the Tang Dynasty(唐朝), nearly everything produced in the world on the streets of Chang'an.
A. is found　　　　 B. has been found　　　
C. will be found　　　 D. could be found
( )2. Every minute should to good use. Only in this way can we practice more.
A. be put B. put
C. putting D. puts
( )3. In order to live in a better place, the natural environment must by all the people.
A. protect B. be protected
C. is protected D. has protected
( )4. Food safety is very important to us. More rules about it in the future.
A. have made B. should make
C. should be made D. are made
二、按要求完成下列各题
1. The picture on the wall can be painted by all the students. (改为否定句)
The picture on the wall can't/cannot be painted by all the students.
2. We must keep meat in the fridge so that it doesn't go bad easily. (改为被动语态)
Meat must be kept in the fridge so that it doesn't go bad easily.
3. Teenagers should be allowed to have part－time jobs. (改为一般疑问句)
Should teenagers be allowed to have part－time jobs
4. Our students should be taught some necessary living skills. (对画线部分提问)
What should our students be taught？
5. The students should sweep the floor every day. (改为被动语态)
The floor should be swept by the students every day.
三、小语篇选择
　　In Britain, you aren't allowed to drive a car until you are seventeen. You have to get a special driving license 1 you can drive. When you are learning, someone with a full licence has to be in the car with you. You 2 by your friend or family.
　　To have a full licence, a driving test must 3 . If you don't pass the test, you should take it again a few weeks later. When you have passed your test, you are allowed to drive on the road. Britain's 4 driver was a man who drove in 1974 at the age of 100. Before 1904, everyone 5 to drive, even children. Then from 1904, car drivers must have licenses.
( )1. A. before　　　　　　　　B. after　　　　　　　　　C. if
( )2. A. is taught B. teachC. can be taught
( )3. A. takes B. be takenC. taken
( )4. A. old B. olderC. oldest
( )5. A. allows B. was allowedC. is allowed