You ______swim in this part of the lake. It’s dangerous.A．mustn’t B．needn’t C．wo

题型：不详难度：来源：

You ______swim in this part of the lake. It’s dangerous.

A．mustn’t

B．needn’t

C．won’t

D．may

答案

解析

略

举一反三

Parents ____ bring up their children under 16 and educate them properly.

A．could

B．may

C．might

D．ought to

题型：不详难度：| 查看答案

—You never think of others ! You kept me waiting for two hours.
—I’m sorry that you _________ think so.

A．would

B．could

C．might

D．should

题型：不详难度：| 查看答案

He did not regret saying what he did but felt that he _____ it differently.

A．could express	B．would express
C．could have expressed	D．must have expressed

题型：不详难度：| 查看答案

It is dangerous to play with the knife. You ______ hurt yourself.

A．can

B．may

C．must

D．should

题型：不详难度：| 查看答案

Daddy promised me he ______ me a computer
A. was bought B. had bought C bought D. would buy

题型：不详难度：| 查看答案