人教版七年级英语下册《Don't eat in class》SectionA PPT(第2课时),共11页。
John: Hi, my name's John. It's my first day at school.
Alice: Hi, John. I'm Alice. This is a great school, but there are a lot of rules.
John: Really? What are some of the rules?
Alice: Well, don't be late for class. This is very important.
John: OK, so we must be on time. Can we bring music players to school?
Alice: No, we can't. And we always have to wear the school uniform.
John: I see.
Alice: Oh, and we also have to be quiet in the library.
Don't be late for class.
祈使句:表示命令、请求、建议或劝告的句子。
肯定:(1)动词原形+其他
Stand up, please. 请起立。
(2)Be + adj.
Be careful! 小心!
(3)Let sb. + 动词原形
Let's go to school together. 咱们一起上学去吧。
否定:(1) Don't + 动词原形
Don't stand up. 别站起来。
(2) Let sb. + not + 动词原形
Let them not play with fire. 别让他们玩火。
(3) No + 名词/doing
No fishing. 禁止垂钓。
完成句子
1. _________ play in the street.
不要在大街上玩。
2. I ___________ look after my sister.
我不得不照顾我的妹妹。
单项选择
( )1. We can eat in the dining hall. But we ____ eat in the classroom.
A. don't B. didn't C. can't D. aren't
( )2. ---Can you go out with your friends? ---________.
A. Yes, I can’t B. Yes, please
C. No, I can’t D. Yes, I do
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