()2. He reads books for two hours.
He should .

A.have a rest
B.watch TV
C.play computer games

2. 解析由前句可知，他读了两个小时的书，应该休息(have a rest)，故选A。

()3. — he get up now?
—No, he shouldn't.

A.Does
B.Can
C.Should

3. 解析由答句可知，问句是由should引导的一般疑问句，故选C。

()4. The boys run in the classroom.

A.should
B.can
C.shouldn't

4. 解析句意：男孩们不应该在教室里跑，故选C。

()5. — should he do?
—He should out of the way.

A.What;moves
B.What;move
C.Why;move

5. 解析由答句可知，问句问应该做什么，用what引导特殊疑问句，should后面用动词原形，故选B。

二、按要求完成下列各题。
1. Su Hai should run on the stairs.（改为否定句）
Su Hai on the stairs.
2. We shouldn't play football in the playground.（改为肯定句）
We football in the playground.
3. Yang Ling should warm up first.
（对画线部分提问）
Yang Ling first?
4. I can make a robot for the festival.（改为一般疑问句）
make a robot for the festival?
5. Should we keep to the right at school?（作肯定回答）
, we .

1. shouldn't run 2. should play
3. What should, do 4. Can you
5. Yes, should

三、连词成句，补全对话。
Tom: It's time to swim! Let's go to the swimming pool!
Tony: Be careful. 1. (run, shouldn't, on, You, the, stairs).
Willy: And we shouldn't jump from the stairs. 2. (should, We, keep, the, to, right, also).
Mr Smith: How can we keep safe in swimming class?
Tom: 3. (warm, should, first, We, up).
Mr Smith: Anything else?
Tony: 4. (push, We, others, shouldn't).
Mr Smith: Great!

1. You shouldn't run on the stairs
2. We should also keep to the right
3. We should warm up first
4. We shouldn't push others