问题

How long have you _________China—About two years.
A:come to
B:been to
C:been in
D:gone to;
B:been to
C:been in
D:gone to;
正确答案是:
同类题型
Had I known about this computer program, a huge amountof time and energy________.
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Her forehead _____ hot I’m afraid she isill
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You must ______the English course one month before it begins.