—Do you think he will do me a favor?—As far as I know，he is the last one to help

题型：不详难度：来源：

—Do you think he will do me a favor?
—As far as I know，he is the last one to help others.He_______be prepared to give you a hand，though.

A．must

B．might

C．can

D．should

答案

解析

考查情态动词。might表示没有把握的推测。

举一反三

_______Wale_______at school，he would gain much higher a salary.

A．Had;worked	B．If;worked
C．Did;work	D．If;has worked

题型：不详难度：| 查看答案

—Where will you start your work after graduation?
—Mmm, it"s not been decided yet. I ____ continue my study for a higher degree.

A．need

B．must

C．would

D．might

题型：不详难度：| 查看答案

---Someone’s been here. Who ___ it be? It looks like Helen.
---It ___ be Helen.She is ill in hospital.

A．must; must

B．might; could

C．can; mustn’t

D．can; can’t

题型：不详难度：| 查看答案

27. —— My goodness! I"ve just missed the train.
—— That"s too bad. I am sure you__________it, if you had hurried.

A．could have caught

B．had caught

C．would catch 　

D．could catch

题型：不详难度：| 查看答案

31. The room is in a terrible mess; it _______ cleaned.

A．can’t have been	B．shouldn’t have been
C．mustn’t have been	D．wouldn’t have been

题型：不详难度：| 查看答案