(共48张PPT)
祈使句
停!
表示命令
Let me help you.
表示请求
No swimming
表示禁止
Let's go shopping
表示建议
概念:
表示命令,请求,建议,禁止等的句子
如何判断一个句子是否是祈使句
Don’t touch others in class.
No talking
in class.
Stand in line.
Don't touch others in class.
No talking in class.
Stand in line.
Be careful!
判断祈使句:
没有主语, 动词开头的句子
分类:(肯定句)
1. V 型 ---- 动词原形开头
2. B 型 ---- Be动词开头
3. L 型 ---- Let sb do sth
高兴点 !
Be happy !
B型
开门
Open the door
V型
让她走.
Let her go.
L型
起立!
stand up!
V型
如果表示委婉客气的语气,可以在句首或句末加上please
坐下
请坐下
Sit down.
Please sit down.
Sit down, please.
请快点
Hurry up
Please hurry up
快点
Hurry up, please
否定句:
1. V 型 ---- 动词原形开头
2. B 型 ---- Be动词开头
变否定,句首加Don't
迟到.
Be late
别
Don't be late
上课睡觉.
Sleep in class
别
Don't sleep in class
上课讲话.
Talk in class
别
Don't talk in class
否定句:
3. L 型 ---- Let sb do sth
变否定,动词前加not
Let sb not do sth
让他打扫房间.
Let him clean the room
否定句:
Let him not clean the room
让我们帮你.
Let us help you.
否定句:
Let us not help you.
No 型 ---- No + V-ing / n.
“禁止”
否定句:
No fishing
禁止垂钓
No photos
禁止拍照
No dogs
禁止遛狗
No smoking
禁止吸烟
My Class Rules
1. 别迟到 2. 不要上课吃喝
3. 不要上课睡觉
4. 请保持干净整洁
5. 不要在教室里叫或跑
6. 上课听讲 7. 完成作业
1. 别迟到.
1. Don't be late.
2.不要上课吃喝.
2. Don't eat or drink in class.
3.不要上课睡觉
3. Don't sleep in class.
4. 请保持干净整洁
4. Please be clean and tidy
5. 不要在教室里叫或跑
5. Don't shout or run in the classroom
6.Listen to the teacher in class
6.上课听讲
7. Finish your homework
7. 完成作业
1. ____ this kind of peach, and you will like it.
A. To try B. Trying
C. Try D. Tried
C
2. ____, or you'll be late.
A. Hurry up B. Take it down
C. To hurry up
D. To take it down
A
3. Ssh! ___ talk loudly! The baby is sleeping right now.
A. Do B. Does
C. Don't D. Doesn't
C
4."___ exercise every day, my child. It's good for your health." Father said
A. Taking B. To take C. Take
D. Takes
C
take exercise锻炼
5. Don't ____ too much TV. It's bad for your eyes.
A. watch B. watched
C. watching D. to watch
A
6. ____sleep too late. It's bad for your health.
Do B. Not
C. Don't D. Please not.
C