---What can I do for you? ----- If you _____ see Mr. Smith, give him my regards.

题型：不详难度：来源：

---What can I do for you?
----- If you _____ see Mr. Smith, give him my regards.

A．will

B．would

C．shall

D．should

答案

解析

should用于if引导的条件状语从句时，表示某件事情的可能性很小，意为“万一”。
【标签】情态动词

举一反三

---I feel the house shaking.
----So do I .It ___ be sign of an earthquake most probably. Let’s hurry to leave here.

A．ought to

B．could

C．can

D．might

题型：不详难度：| 查看答案

There is no light in the room.They ____asleep.

A．should have gone to

B．must be

C．could go

D．might be going

题型：不详难度：| 查看答案

---- May Day is drawing near. Are you going home for the holiday?
---- I haven’t decided yet. I_____ go home, but it all depends.
A. may B.need C.will D must

题型：不详难度：| 查看答案

Jenny ____ have kept her word.I wondered why she changed her mind.

A．must

B．should

C．need

D．would

题型：不详难度：| 查看答案

If you don’t like to swim，you _____ as well stay at home．

A．should

B．may

C．can

D．would

题型：不详难度：| 查看答案