— There"s someone outside. Who it be ?— It must be Mary. She promised to come o

题型：不详难度：来源：

— There"s someone outside. Who it be ?
— It must be Mary. She promised to come over at 8: 00.

A．must

B．can

C．shall

D．need

答案

解析

情态动词 can 表示推测，用于疑问句和否定句。

举一反三

— Lisa hasn"t lived here for long. She _____ know many people.

A．needn’t

B．can’t

C．shouldn’t

D．didn’t

题型：不详难度：| 查看答案

— What"s the matter with the man hanging his head there?
— Well, if you _____ know, he was caught stealing my bike.

A．must

B．may

C．can

D．shall

题型：不详难度：| 查看答案

How ______ you say that you really understand the whole story if you have covered only part of the article ?

A．can

B．must

C．need

D．may

题型：不详难度：| 查看答案

You might just as well tell the manufacturer that male customers _____ not like the design of the furniture.

A．must

B．shall

C．may

D．need

题型：不详难度：| 查看答案

“The interest ______ be divided into five parts, according to the adreement made by both sides,” declared the judge.

A．may

B．should

C．must

D．shall

题型：不详难度：| 查看答案