单项选择题

A．In a spacecraft.
B．In an observatory.
C．On the moon.
D．In an astronomy class.
<上一题 目录 下一题>
热门 试题

填空题
S4
单项选择题
A．Yes, there is a little.B．Yes, there is plenty.C．No, there is nothing left.D．No, there isn’t.
A．Yes, there is a little.
B．Yes, there is plenty.
C．No, there is nothing left.
D．No, there isn’t.
相关试题