Unit 3 We should obey the rules Lesson17（共26张PPT）

(共26张PPT)
1.school rules
2.home rules
3.public rules
4.make rules
Lesson 17
Don’t be late for school.
Listen to the teacher carefully.
Ask and answer questions actively.
Hand in your homework on time.
Don't eat in class.
Be quiet.
Don’t be late for class.
Don’t make noise.
You should keep your room clean.
You should help to do housework.
You should go to bed early.
You shouldn’t go to bed late.
You shouldn’t read in bed.
You shouldn’t go home late.
You shouldn’t make a mess
in your room.
Look out!
You mustn’t cross the street now.
You must wait for the green light.
You mustn’t spit on the ground.
You mustn’t litter.
You must keep off the grass.
You mustn’t pick the flowers.
You must take good care of young children.
Why must we obey the same rules
Choose one place to make public rules.
You must ...
wait for the green light
keep off the grass
take good care young children
You mustn't ...
cross the street
spit on the ground
litter
pick the flowers ...