问题
选择题
The police wanted to get clear of the reason for the accident, but all the people on the spot
remained ____. [ ]
A. quiet
B. calm
C. secret
D. silent
答案
答案：D
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The police wanted to get clear of the reason for the accident, but all the people on the spot
remained ____. [ ]
A. quiet
B. calm
C. secret
D. silent
答案：D