题目内容
______ the beginning of the meeting, we heard a report by Mr Li.
A. By B. In C. At D. On
C
解析:
at the beginning of 在…之初。
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题目内容
______ the beginning of the meeting, we heard a report by Mr Li.
A. By B. In C. At D. On
C
at the beginning of 在…之初。