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The best title for this article is______.
A.Harm of electromagnetic interference to airlines
B.How to control electromagnetic field in airline
C.Which is more dangerous, terrorist or electromagnetic interfere
D.Measure to secure airline

A.
A.Harm
B.How
C.Which
D.Measure

【参考答案】

A
本文讲述的是电磁干扰对飞机的致命影响。其他选项都偏颇。
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