专四专八考试

【单选题】 It can be inferred from the passage that the author______.
A．is in favor of prohibiting passengers use of electronic devices completely
B．has overestimated the danger of electromagnetic interference
C．hash' t formed his own opinion on this problem
D．regards it as unreasonable to exercise a total ban during flight

网考网参考答案：A
网考网解析：
推理题。作者开篇指出"The biggest...business class．”，可见作者对电磁干扰是非常关心的，对机上使用电子设备是非常忧虑的，因此也就不难推理出“作者赞成彻底禁止使用电子设备。” 查看试题解析出处>>