单项选择题

Scientists found ______ in the area where an "explosion"' had happened.

A．fragments of rock
B．a big hole
C．fallen trees destroyed by fire
D．a crashed spaceship
<上一题 目录 下一题>
热门 试题

单项选择题
Scientists had thought the explosion was caused by ______.
A．a meteor
B．a small comet
C．an spaceship from another planet
D．some big fire
单项选择题
The meaning of the word ignite is ______.
A．to cause a great sound to
B．to set fire to
C．to destroy
D．to set out strong light
相关试题