问题
_____ doesn’t seem to have been any trouble in solving the problem.
A:It
B:That
C:There
D:He
B:That
C:There
D:He
正确答案是：
同类题型
There are many CD-ROMs in the bookshop. I don’t know ____ to buy.
When Jack rushed to the railway station yesterday, the train________.
I’m sorry that I can’t pass you any salt because there is_________ in the bottle.
What __________ he do? — He __________ an actor.
We are doing much better______ English _____our teachers’ help. [ ]