—Yao Yuan, a disabled woman, won the National Championships Cup last week.—My go

题型：不详难度：来源：

—Yao Yuan, a disabled woman, won the National Championships Cup last week.
—My goodness! She _______a lot of difficulties!

A．may go through	B．might go through
C．must have gone through	D．ought to have gone through

答案

解析

略

举一反三

– Mary was crying sadly.
-- Oh, she ________ the bad news that her mother was badly injured in the accident.

A．must know

B．might have known

C．must have known

D．should have known

题型：不详难度：| 查看答案

Driving on the highway ______ be very dangerous, so you ______ be too careful.

A．should; ought to

B．could; should

C．might; mustn’t

D．can; can’t

题型：不详难度：| 查看答案

No such authorization ______ be given without the president’s written permission.

A．should

B．shall

C．would

D．may

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Some young people these days just ______ go out of their homes to contact the real world．

A．mustn’t

B．won’t

C．mightn’t

D．shouldn’t

题型：不详难度：| 查看答案

For the engine to work, the green button be in the “on” position.

A．can

B．would

C．must

D．might

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