–Why, I couldn’t get you on the phone this morning.--We _____ tennis in the yard

题型：不详难度：来源：

–Why, I couldn’t get you on the phone this morning.
--We _____ tennis in the yard when you called.

A．must be playing	B．could be playing
C．must have played	D．must have been playing

答案

解析

略

举一反三

We were all waiting for you. You _____ for the seaside by yourself without
leaving a message.

A．mustn’t leave	B．shouldn’t have left
C．could not have left	D．needn’t leave

题型：不详难度：| 查看答案

-- _____ you make so much noise, Mary? Your father is sleeping now.
--Sorry, Mum. I’ll take care not to.

A．Can

B．May

C．Will

D．Must

题型：不详难度：| 查看答案

12. But for your help, I_____________the exam.

A．mustn’t have passed

B．couldn’t pass

C．wouldn’t have passed

D．hadn’t passed

题型：不详难度：| 查看答案

3．--- Will Helen get disappointed if I tell her she failed?
--- I think she__________.

A．may

B．has to

C．should

D．Need

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It has been announced that candidates _____ remain in their seats until all the papers have been collected.

A．can

B．will

C．may

D．shall

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