All of sudden, the passengers on board let out screams, running upstairs like crazy. A.

发布时间：2020-08-17 11:44:12

All of      sudden, the passengers on      board let out screams, running upstairs like crazy.
A. a; /
B. the; the
C. the; /
D. a; the

网友回答

(答案→)A. a; /
B. the; the
C. the; /
D. a; the
解析：all of a sudden 固定搭配；on board 在船上，固定用法，不加任何冠词。
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