Don’t eat in class.
Unit 4

Section A 2
Grammar Focus-3c
Lead in
Be polite to each other. Wear school uniform. Don’t be late for school.
Don’t say rude remarks in school. Don’t eat snacks in class. Don’t shout in class.
说唱下列歌谣：
1. 不要在楼道里跑。
______________________________
2. 不要打架。
____________________
3. 有什么规则？
______________________________
4. 我们必须按时上课.
_______________________________
阅读Grammar Focus部分，完成下列句子。
Don’t fight.
Don’t run in the hallways.
What are the rules?
We must be on time for class.
Grammar Focus
5. 我们可以在教室里吃东西吗？
_____________________________
6. 不能。但我们可以在餐厅里吃东西。
________________________________
________________________________
7. 我们可以在上课的时候带帽子吗？
_____________________________
Can we wear a hat in class?
No, we can’t, but we can eat in the dining hall.
Can we eat in the classroom?
8. 他在学校里必须穿校服吗？
__________________________________
9. 是的，必须。/ 不，不必。
_______________________________
10. 你们必须做什么？
_______________________________
11. 在图书馆里我们必须保持安静。
_________________________________
Yes, he does. / No, he doesn’t.
Does he have to wear a uniform at school?
What do you have to do?
We have to be quiet in the library.
一、祈使句
1. 用法：一般以动词原形开头，表示请
求、命令、劝说、警告等。在祈使句
中，通常省略句子主语第二人称you。
探究乐园
2. 句子结构
(1) 肯定句：__________+ 其他
在餐厅里吃东西。
________________________________
在音乐教室里听音乐。
________________________________
骑自行车去上学。
_________________________________
Ride the bike to school.
Eat in the dining hall.
动词原形
Listen to music in the music room.
(2) 否定句: _____ + _________+ 其他
不要和同学们打架。
_______________________________
不要在教室里打篮球。
________________________________
Don’t fight with your classmates.
Don’t play basketball in the classroom.
Don’t 动词原形
以let引起的句子 ____+ sb.+动词原形 让我们步行去上学吧。 _________________
(4) No + 动词-ing形式。表示“禁止、规劝”
禁止停车！No Parking.
禁止吸烟！No Smoking.
Let
Let’s walk to school.
二、询问和讨论学校规则：
1. ━有什么规则？━我们必须保持安静。
__________________
_____________________
2. ━我们可以在上课的时候戴帽子吗？
________________________________
━不可以。你可以在外面戴帽子。
___________ ______________________
What are the rules?
We must be quiet.
Can we wear a hat in class?
No, we can’t. You can wear a hat outside.
3. ━你必须做什么事？
_______________________
━我们必须穿校服。
________________________________
4. 他必须在校吃午饭吗？
__________________________________
We must wear the school uniforms.
What do you have to do?
Does he have to eat lunch at school?
Library Rules
Don’t talk.
__________________
__________________
__________________
3a Write the rules for the
school library.
Writing
Don’t listen to music.
Don’t eat or drink.
Don’t take photos.
方法指导：
1. 由图示可知都是一些禁止类的祈使句。
2. 可知应用“Don’t + 动词原形”句子。
Be quiet? (she/have to /in the library)
Q: Does she have to be quiet in the library?
A: Yes, she does.
3b Use the words to make questions
about the rules. Then write
answers according to your school.
Writing
2. Eat? (he/have to/in the dinning hall)
Q: __________________________
A: __________________________
Listen to music? (we/can/in the hallways)
Q: __________________________
A: __________________________
4. Wear a hat? (we/can/in the classroom)
Q: ________________________
A: ________________________
1. 根据例句，可知要求我们造一般疑问句并根据实际情况进行回答。
2. 先确定句子的主语。
3. 再确定用情态动词还是用助动词来构成疑问语序。
4. 根据实际情况做出肯定或否定回答，答语的主语要与问句保持一致。
方法指导
2. Eat? (he/have to/in the dining hall)
Q: ________________________________?
A: _____________
3. Listen to music? (we/can/in the hallways)
Q: ________________________________?
A: _____________
4. Wear a hat? (we/can/in the classroom)
Q: _____________________________?
A: ____________
Then answer the questions.
Yes, he does.
Does he have to eat in the dining hall
Can we listen to music in the hallways
No, we can’t.
Can we wear a hat in the classroom
No, we can’t.
At my dream school, we don’t have to come to school every day. …
We can eat in class. …
3c Make up five cool rules for your
dream school. Share your rules with
the class. Your classmates vote for
the Coolest School!
We don’t have to wear school uniforms. …
We can listen to music in class. …
We can eat in the classroom. …
We don’t have to do homework. …
At my dream school, we don’t have to come to school every day. We can eat in the classroom.
We can listen to music in class.
We don’t have to do homework.
We don’t have to wear school uniforms at school.
Report
Great! Jim’s school is the coolest.
Discuss and make rules for the computer room in your school.
Computer Rules
_______________
_______________
_______________
________________
________________
Group work
We must be quiet in the computer room.
Don’t run in the computer room.
Don’t eat or drink in the computer room.
Wear slippers in the computer room.
Report
Computer Rules
___________________________________
___________________________________
___________________________________
___________________________________
___________________________________
We must be quiet in the computer room.
Don’t eat or drink in the computer room.
Don’t run in the computer room.
Wear slippers in the computer room.
Clean the computer room every day.
1. He has to eat breakfast quickly. (改为一般疑问句)
__________________________________
2. Play volleyball after class. (改为否定句)
________________________________
句型转换
Does he have to eat breakfast quickly?
Don’t play volleyball after class.
Exercise
3. We can wear sports shoes in class. (改为一般疑问) ______________________________
4. Don’t arrive late for class. (改为同义句)
_______________________________
5. Eric has to do his homework before six. (对划线部分提问)
___________________________________
Can we wear sports shoes in class?
We must be on time for class.
What does Eric have to do before six?
Homework
1. Remember the sentences in the
Grammar Focus.
2. Write five rules in your family.
Thank you!