问题

it is going to clear up keeps me wondering.
A:That
B:If
C:Whether
D:Which;
B:If
C:Whether
D:Which;
正确答案是:
同类题型
The building _____ Rome times has been rebuilt recently.
Our class _______ 55 students at that time.
I understand ______ preparation that staff must put in under pressure to meet the deadline.
There is ________in today’s newspaper.
Excuse me, could you tell me the way tothe British Museum—Sorry, I’m a stranger here.—_______.