Unit4 句型转换分类集锦+特殊知识点补充课件 （共24张ppt）

(共24张PPT)
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特殊知识点补充：
1.变特殊疑问句时，若划线部分是表示动作的词，则用do来代替；若划线部分是正在发生的动作，则用doing来代替。
特殊知识点补充：
2.以动词原形开头的句子叫祈使句。表示命令、请求等。
3.祈使句变否定句需在句首加Don't.
1. Talk loudly, please.
2. You can be noisy and eat in class.
You can't be noisy or eat in class.
Don't talk loudly，please.
3. Let her dance with them here·
Let her not dance with them here.
4. Do the dishes before dinner.
Don't do the dishes before dinner.
5 . Exercise in the hallways.
Don't exercise in the hallways.
6 . Li Chen has to go to school in the afternoon.
Li Chen doesn't have to go to school in the
afternoon.
1 . She has to do her homework every day.
Does she have to do her homework every day
2 . They can play tennis in the gym.
Can they play tennis in the gym
3 . He has to listen to music outside.
Does he have to listen to music outside
4 . We can eat in the classroom.
Can you eat in the classroom
5 . My brother has to go to bed early．
Does your brother have to go to bed early
6 . We can wear a hat in class.
Can you wear a hat in class
1 . We have to wear our uniforms.
What do you have to do
2 . Alice and Linda have to eat dinner at school.
Where does Alice and Linda have to eat dinner
3 . I have to read a book before l watch TV.
What do you have to do before you watch TV
4 . We have to be quiet in the library.
What do you have to do in the library
5 . I have to take an art lesson every Sunday．
What do you have to do every Sunday
6 . They have to listen to music in the music room.
Where do they have to listen to music
1 . You can't ride your bicycle here.
Don't ride your bicycle here.
2 . You can't cross the road.
Don't cross the road.
3 . You can come and see.
Come and see.
4 . You must not sleep in class.
Don't sleep in class.
5 . You must not play at the zebra crossing.
Don't play at the zebra crossing.
6 . You shouldn't arrive late for class.
Don't arrive late for class.
7 . You must listen to the teacher in class.
Listen to the teacher in class.
8 . You should arrive early for class.
Arrive early for class.
1 . You can't wear hats in school.
Don't wear hats in school.
2 .We must wear uniforms on Monday.
We have to wear uniforms on Monday.
3 . He usually has a good time on weekends.
He usually has fun on weekends.
4 . You can't cross the road.
Don't cross the road.