The train stopped (abruptly), making us wonder where we were.

题库:卫生类 类型:最佳选择题 时间:2017-07-03 03:08:57 免费下载:《词汇语法》Word试卷

The train stopped (abruptly), making us wonder where we were.
A.all of a sudden
B.fast
C.quickly
D.slowly

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