题目内容

There are five pairs (), but I am at a loss which to buy.

A. to be chosen
B. to choose
C. to choose from
D. for choosing

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The chairperson was the last one () the conference yesterday.

A. leaves
B. to leave
C. left
D. be leaving

Your are supposed () because the final exam is around the corner.

A. study hard
B. studying hard
C. to be studying hard
D. to sutdy hard

The mother had her son () the garage after the heavy snowstorm .

A. clean
B. to clean
C. cleaned
D. cleaning

() with her husband, Mary can not speak any word.

A. To be angry
Being angry
C. Angry
D. Having been angry

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