人教版七年级下册Unit 4． Don't eat in class ．Section A （Grammar Focus— 3C）课件（共15张PPT）

(共15张PPT)
Unit 4
Don't eat in class.
Unit 4
Don't eat in class.
Section A
(Grammar Focus ---3C )
Learning objectives
1. To learn Imperatives “Don’t…:”
Don’t run in the hallways.
2. To learn to use can for permission:
Can we eat in the classroom?
3. To learn to use modal verbs “have to & must”
We have to be quiet in the library.
We must be on time for class.



Don’t arrive late for class .
You must be on time .

Don’t run in the hallways.

Don’t eat in the classroom.
You must eat in the dining hall.

Don’t fight.

Don’t listen to music in class.
Revision
Grammar Focus
Look at the following pictures and write down them.
____ ___ __ ____ _____.

___________ _______.

Don't run in the hallways.
Don't fight .



Don’t + V原形 （+其他）“不要做……”
是表示命令，请求等的祈使句。（p119)

Turn the following into Chinese .
1. 什么是规则？_____________________________ ?
2. 我们必须按时上课。
________________________.
3.你们不得不/ 必须做什么？
_________________________?
4.我们不得不/必须在图书馆保持安静。
____________________________.
What are the rules
We must be on time for class
What do you have to do
We have to be quiet in the library .



must “必须” 表示说话人的主观看法。无人称和数的变化

have to “必须，不得不” 强调客观需要，有人称和数的变化。
5. 他必须在校穿校服吗？是的，他必须穿。/不，他不必穿。
__________________________________________?
_______________/_____________________.
6.我们能在教室吃东西吗？是的，能。/不。不能。
___________________________?
_____________./______________.
7.我们在课堂上能戴帽子吗? 是的，能。/不。不能。
____________________________？
_____________/ _______________.
Does he have to wear a uniform at school?
Yes, he does. / No, he doesn’t.
Can we eat in the classroom
Yes,we can. / No,we can’t.
Can we wear a hat in class?
Yes,we can. / No,we can’t.



can 表示请求。（Can you play soccer? 表示能力）
No talking
No phones !
No fire ！
No visitors ！
Write the rules for the school library
3a
Library Rules
Don’t talk.
________________
________________
________________
Don’t listen to music.
Don’t eat or drink.
Don’t take photos.
3b
Use the words to make questions about the rules. Then write answers according to your school.
Be quiet? (she/have to /in the library)
Q: Does she have to be quiet in the library?
A: Yes, she does.
2. Eat? (he/have to/in the dining hall)
Q: ________________________________?
A: ____________
Does he have to eat in the dining hall
Yes, he does.
3. Listen to music? (we/can/in the hallways)
Q: ________________________________?
A: ____________

4. Wear a hat? (we/can/in the classroom)
Q: _____________________________?
A: ____________
Can we listen to music in the hallways
Can we wear a hat in the classroom

No, we can’t.
No, we can’t.
We don't have to edo our homework .o
We can eat in class.o
We can listen to music in class .o
We don't have to get to school on time .
We can play games in class .o
We don't have to listen to teachers .
School rules
Public rules
Family rules
Library rules
Rules
rules
rules
.
.
.
Follow
them
Our country is getting
better better
and and
better. better.
1. Review the sentence models in Grammar Focus.
2. Collect much more signs you see in your daily life
and try to describe them in English.
(搜集更多你在生活中遇到的标志,试试用英语翻译。)
3. Preview the new words and expressions.