单项选择题

A．The earth is a planet.
B．Stars in the sky are actually as small as they look.
C．Satellites are all made by men.
D．Men can conquer other planets.
<上一题 目录 下一题>
热门 试题

填空题
creatures
单项选择题
Which of the following phrases in the fifth paragraph indicates the fridge’’s negative effect on the environment
A．Hum away continuously.
B．Climatically almost unnecessary.
C．Artificially-cooled space.
D．With mild temperatures.
相关试题