You ______ worry about their safety．They are old enough to take care of themselv

题型：不详难度：来源：

You ______ worry about their safety．They are old enough to take care of themselves.

A．mustn’t

B．needn’t

C．can’t

D．wouldn’t

答案

解析

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举一反三

I didn’t mean to hurt you．What I meant was that you ______ have spoken to him like that.

A．shouldn’t

B．mustn’t

C．wouldn’t

D．couldn’t

题型：不详难度：| 查看答案

I wish I _____a car．It would make life so much easier.

A．have

B．had

C．had had

D．will have

题型：不详难度：| 查看答案

Later I found that I _______ the clothes because they had not been worn at all.

A．shouldn’t have washed	B．mustn’t have washed
C．couldn’t have washed	D．needn’t have washed

题型：不详难度：| 查看答案

--- Will you stay for meal as more friends will come for a gathering?
--- Sorry, _______. My brother is coming to see me.

A．I mustn’t

B．I can’t

C．I needn’t

D．I won’t

题型：不详难度：| 查看答案

—John saw a three-year-old child walking alone in a shopping mall , so he took the child home immediately and called the police .
—But he have waited with the child until the parents returned .

A．shouldn’t

B．could

C．would

D．might

题型：不详难度：| 查看答案