问题
单项选择题
A sudden stop can be a very frightening experience ,（）if you are travelling at high speed.
A. eventually
B. strangely
C. merely
D. especially
答案
参考答案：D
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A sudden stop can be a very frightening experience ,（）if you are travelling at high speed.
A. eventually
B. strangely
C. merely
D. especially
参考答案：D