A very big in space that mones around the sun or another stars.What is it?It is.
问题描述：
A very big in space that mones around the sun or another stars.What is it?It is.
还有 It is 后面填什么
答
A ery big in space that mones around the sun or another stars.What is it?It is .这句话中的mones是错了,应该是move才对
It is 后面填：planet