() 4. Don’t play football the hallways.

   A. on   B. in   C. with   D. for

() 3. play with fire (火) .It's too dangerous (危险) .

   A. Don’t    B. Doesn't

   C. Not   D. Aren’t

() 2. Lily to play the piano after school.

   A. have   B. has

   C. must   D. don't have

Ⅳ.单项填空

() 1. Don’t late for school.

   A. is   B. be   C. arrives   D. are

5. Let's (eat) in the dining hall.

3. You can do (you) homework after dinner.

4. Are those (box) yours?

2. John (have) to (wear) sports shoes in his P. E. class.

Ⅲ.用括号内所给词的适当形式填空

1. (not put) your book here.

5. Don’t fight each other. We are good friends.

3. We can't eat class.

4. They are all school today. No one goes out or stays home.