单项选择题

Questions 22 to 25 are based on the passage you have just heard.

A．It can keep the body cooler.
B．It can move more quickly.
C．It can avoid the obstacles in moving.
D．It can move much faster.

<上一题目录下一题>

热门试题

填空题

2（）

单项选择题

Questions 22 to 25 are based on the passage you have just heard. 您的浏览器不支持 audio 元素。