问题
选择题
Our teacher asked us to stop ，and we stopped to him at once.[ ]
A. talking;to listen
B. to talk; to listen
C. talking; listening
D. to talk;listen
答案
答案：A
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Our teacher asked us to stop ，and we stopped to him at once.[ ]
A. talking;to listen
B. to talk; to listen
C. talking; listening
D. to talk;listen
答案：A