题目

11. —Did you look up the time of trains to Shanghai?    —Yes, the earliest train is  _____to leave at 5:30 am.     A. likely           B. about C. possible         D. due 答案：D 解析: 选D。be due to do意为“应该…/预期的”；be about to do 不和时间状语连用；possible主语应为it；而likely与句意不合。

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