问题
_________ is known to all is that the earth is smaller than the sun.
A:As
B:What
C:It
D:Which;
B:What
C:It
D:Which;
正确答案是：
同类题型
It’s a good song, _____ the lyrics（歌词）are not good enough.
It’s too late, I must go.—-It’s raining outside. Don’t leave ___________it stops.
It’s important ____________us ___English well.
I’m not going swimming tomorrow afternoon. I have to clean up my bedroom.
You are not fit at all. You need to eat ______fast food and exercise______.