单选题
Due to mechanical problems, there will be a two-hour ______ to the departure of Flight 309.
(A) delay
(B) pause
(C) cancellation
(D) stopover
A
B
C
D
【正确答案】
A
【答案解析】
[词汇] delay延期，耽搁
[错误答案] (B)暂停(谈话或行动) (C)取消 (D)中途停留，中途下车
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