单选题：What lesson could be drawn from the accident?

题目内容：
What lesson could be drawn from the accident? A．Accurate communication is of utmost importanc
B．Pilots should be able to speak several foreign language
C．Air controllers should keep a close watch on the weathe
D．Cooperation between pilots and air controllers is essentia
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答案解析：

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分类：公共英语五级  题型：单选题
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