Since Malaysia Airlines MH370 Flight happened on March 8th, it has aroused a widespread c

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A. Issue
B. Affair
C. Event
(答案→)D. Incident
解析：考查名词辨析。句意：自从马航MH370航班事件发生以来，它已经引起全世界人民的关注。issue, 出版, 发行, (报刊等)期、号, 论点, 问题, 结果, (水, 血等的)流出；affair 事务, 事件, 私事, 恋爱事件, (尤指关系不长久的)风流韵事 ；event 事件, 事变, 结果, 活动, 精力, 竞赛；incident事件, 事变。如：On the very day before I left, an incident occurred事件就发生在我要离开的当天。
故D正确。