英语六级

单选题

A． Because walking on Mars will be easier than walking on the Moon.
B． Because there is more gravity on the Moon than on Mars.
C． Because walking quickly will be more difficult on Mars than on the Moon.
D． Because astronauts on Mars will require more oxygen than on the Moon.

参考答案：A进入在线模考
 Why will Martian spacesuits be designed differently from lunar spacesuits?
【解题思路】四项都有关月球和火星上的不同，须重点听清相关部分。
【解析】纽曼通过实验得出结论：在火星上行走可能比在月球上行走容易，因此答案为A。

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