单项选择题

______ for your help, we' d never have been able to get over the difficulties.

A. If we had not been
B. Were it not
C. If it were not
D. Had it not been

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单项选择题

I suggest ______.

A. to bring the meeting up an end
B. bringing the meeting to an end
C. for to bring the meeting up an end
D. having brought the meeting to an end

单项选择题

Edwin always has his hair cut at the ______ situated at the comer.

A. barber
B. barber's
C. barbers
D. barbers'

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