13. –Just now I called home but nobody answered. --Oh, sorry. I ________.A．must

题型：不详难度：来源：

13. –Just now I called home but nobody answered.
--Oh, sorry. I ________.

A．must have fallen asleep

B．must fall asleep

C．can’t been asleep

D．must be asleep

答案

解析

略

举一反三

—Ted found a policeman passing by and handed the mobile phone over to him.
—But he _________ at the place until the owner returned.

A．must have waited	B．might have waited
C．would have waited	D．could have waited

题型：不详难度：| 查看答案

31．Every solid object______reflect a sound，varying according to the size and nature of the object．

A．must

B．shall

C．will

D．Should

题型：不详难度：| 查看答案

27．Don’t you think it essential that every resident of Nanjing___________spare no effort to make contributions to Nanjing 2014 Youth Olympic Games?

A．should

B．will

C．shall

D．Would

题型：不详难度：| 查看答案

Mum, please let us, Mary and me, go to Jack’s birthday party tomorrow, ______?

A．can you

B．will you

C．shall we

D．may we

题型：不详难度：| 查看答案

Oh, it’s so cool in the house. You _______ have turned on the air-conditioner, haven’t you?

A． should

B．might

C．must

D．can

题型：不详难度：| 查看答案