3. Mary doesn’t have to (walk) to school.

4. Bob,you (not must) swim in the river.

Ⅲ.用括號內所給詞的適當形式填空

1. Linda (have) to go to school by bus.

2. Can Linda (draw) a picture?

5. 禁止打架！

fighting!

4. 請保持安靜。

   ，please.

3. 不要讓他在那條河里游泳。

     in that river.

2. 不要在教室里聽音樂。

     in the classroom.

Ⅱ.根據(jù)漢語意思完成句子，每空一詞

1. 請每天準時到校。

 school    every day,please.

() 5. [2015 • 濟南]— on the TV,Jim. I'd like to watch the evening news. —OK,Dad.

   A. Turn   B. Turns

   C. Turning   D. To turn

() 4. [2015 • 綿陽]Jack , play around here. Your sister is asleep now.

   A. doesn’t   B. not

   C. no   D. don't

() 3. [2015 • 泰州]People drive after drinking alcohol（酒) .It's against the law.

   A. mustn't   B. needn’t

   C. couldn’t   D. wouldn’t