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题目内容
（伊犁师范-基础英语1）
Why did the Federal Aviation Authority require the black boxes be painted orangeyellow?
A . To distinquish them from the color of the plane
B . To caution people to handle them with care
c . To make them easily identifiable
D . To conform to international standards
A . To distinquish them from the color of the plane
B . To caution people to handle them with care
c . To make them easily identifiable
D . To conform to international standards
参考答案