1. 阅读短文，判断正误。

School Rules

Should	Shouldn't
You should be polite.	You shouldn't be late.
You should be kind and helpful.	You shouldn't fight with your classmates.
You should work hard.	You shouldn't throw rubbish anywhere.
You should protect desks and chairs.	You shouldn't hurt trees and flowers.
You should keep the classroom clean.	You shouldn't write words on desks and walls.

1. （1） You can cut trees in school.
3. （2） You shouldn't write words on walls.
5. （3） You can fight with your classmates.
7. （4） You should throw the rubbish into the garbage (垃圾桶).
9. （5） You should help your classmates and respect your teachers (尊重老师).