—Is Jack on duty today?—It________ be him. It’s his turn tomorrow.A．mustn’tB．won

题型：不详难度：来源：

—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

答案

解析

略

举一反三

—May I smoke here?
—If you ________, choose a seat in the smoking section.

A．should

B．could

C．may

D．Must

题型：不详难度：| 查看答案

32. －Kate, what is wrong with your pen again? There is not enough time.
－The ink_____come out.

A．doesn’t

B．won’t

C．hasn’t

D．can’t

题型：不详难度：| 查看答案

33. It is surprising that he_______have been such foolish, he never made such a mistake.

A．must

B．could

C．should

D．Might

题型：不详难度：| 查看答案

. I’m sorry to have known my train arrives in New York at eight o’clock tonight. The plane I would like to take from there ____ by then.

A．will have left

B．would leave

C．had left

D．has left

题型：不详难度：| 查看答案

. — You could have turned to the soldiers for help.
— Yes, but we ____ to manage it on our own. Who would think we would fail?

A．would hope

B．hoped

C．had hoped

D．have been hoping

题型：不详难度：| 查看答案