题目内容

I’m sorry. I ___ go now. My father told me on the phone that my mother was ill.

A. can
B. may
C. have to
D. think

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A computer ______ think for itself, it must be told what to do.

A. can’t
B. couldn’t
C. may not
D. might not

At that time, we thought the story_____ not be true.

A. could
B. was able
C. is able
D. must

An Englishman who ____not speak Italian was once traveling in Italy.

A. must
B. could
C. may
D. might

He told me that I —— smoke in the room.

A. may
B. might
C. must
D. should