A-A+

Few airlines want to impose a total ban on the

2022-08-05 16:33:11 问答库 阅读 169 次

问题详情

Few airlines want to impose a total ban on their passengers using electronic devices because ______.
A.they don"t believe there is such a danger as radio interference
B.the harmful effect of electromagnetic interference is yet to be proved
C.most passengers refuse to take a plane which bans the use of radio and cassette players
D.they have other effective safety measures to fall back on

参考答案

正确答案:B
解析:A 、C 和D 在文中未提及,也无从推理出来。文章第三段指出“because they(the experts) have not been able to reproduce these effects in a laboratory,they have no way of knowing whether the interference might be dangerous or not",因此航空公司对禁止在飞机上使用电子设备表现出犹豫不决,由此可以推断出航空公司没有彻底禁止机上乘客使用电子设备的原

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