--Why are your eyes so red? You _______ have slept well last night.A．can"tB．must

题型：不详难度：来源：

--Why are your eyes so red? You _______ have slept well last night.

A．can"t

B．mustn"t

C．needn"t

D．won"t

答案

解析

试题分析：考查情态动词：句意：你眼睛怎么这么红？你昨晚一定没睡好吧。---我熬夜写报告。根据why are your eyes so red？可以得出对方一定没有睡好，故用can’t（不可能）。Mustn’t（禁止，不准）；needn’t（不必）；won’t（不会）。选A。

举一反三

It __be the vocabulary that caused you the problem in the exercise because you know a lot of words.

A．may

B．couldn’t

C．should

D．needn’t

题型：不详难度：| 查看答案

— I promise Shirley ______ get a new iPad on her birthday.
— Will it be a big surprise to her?

A．will

B．would

C．should

D．shall

题型：不详难度：| 查看答案

—Has Mr.Tom White arrived ?
---- Yes ,already . ______he wait outside or just come in ?

A．Shall

B．May

C．Could

D．Must

题型：不详难度：| 查看答案

--- I saw the Smiths at West Beijing Station this afternoon.
--- You __________. They are still on holiday in Hawaii.

A．mustn"t have

B．shouldn"t

C．couldn"t have

D．needn"t

题型：不详难度：| 查看答案

— Do you know where Mary is? I couldn’t find her anywhere.
— Well . She have gone far—her coat’s still here.

A．shouldn’t

B．mustn’t

C．can’t

D．wouldn’t

题型：不详难度：| 查看答案