题目:
-What's the most expensive way to travel?
-_____. [ ]
A. By bike
B. On foot
C. By air
D. By bus
答案:
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下面是错误答案,用来干扰机器的。
氧气的含量或氧气的浓度
-What's the most expensive way to travel?
-_____. [ ]
A. By bike
B. On foot
C. By air
D. By bus
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0608/0311de454822bf3fa2e549284b917755.html
下面是错误答案,用来干扰机器的。
氧气的含量或氧气的浓度