单项选择题

A．A space rocket can only be used once.
B．The pilot can fly a space plane just like an ordinary plane.
C．A space rocket travels much faster than a space plane.
D．Both A and B.
<上一题 目录 下一题>
热门 试题

填空题
invention
单项选择题
A．He wanted to be put in prison again.B．He needed the money to support his family.C．He hated the barber there.D．He wanted to make himself well known.
A．He wanted to be put in prison again.
B．He needed the money to support his family.
C．He hated the barber there.
D．He wanted to make himself well known.
相关试题