--- Guess what! I have got A for my term paper.--- Great! You _____ read widely

题型：不详难度：来源：

--- Guess what! I have got A for my term paper.
--- Great! You _____ read widely and put a lot of work into it..

A．must	B．should
C．must have	D．should have

答案

解析

试题分析：情态动词表肯定推测。题意，猜猜看，我得了A。棒极，人肯定付出很多努力。根据上句中have done 得了事情已经发生，所以表示对过去的肯定推测，用must have done .故选 C项。
考点情态动词

举一反三

You _____ her in her office last Friday, she’s been out of town for two weeks.

A．needn’t have seen	B．must have seen
C．might have seen	D．can’t have seen

题型：不详难度：| 查看答案

－Are you coming to the English evening?
－I’m not sure. I go to the concert instead.

A．must

B．might

C．should

D．would

题型：不详难度：| 查看答案

— Is Jack on duty today?
— It ________ be him. It"s his turn tomorrow.

A．mustn"t

B．won"t

C．can"t

D．needn"t

题型：不详难度：| 查看答案

—“Crash diets” make us lose weight fast and I am all into that.
—But it_______better to work out.　

A．had

B．would be

C．wouldn’t have been

D．must have been

题型：不详难度：| 查看答案

— May I smoke here?
— No, you ________. Can’t you read the sign “NO SMOKING”?

A．mustn’t

B．won’t

C．needn’t

D．Don’t have to

题型：不详难度：| 查看答案