问题

You can only be sure of_________ you have at present; you cannot be sure of something _____ you might get in the future.
A:that; what
B:what; /
C:which; that
D:/; that
B:what; /
C:which; that
D:/; that
正确答案是:
同类题型
________ do you like history— Because it is interesting.
One of the collectors collected some seeds from a tree that had ________ him.
difficult for any of us to eatbetter, exercise more and sleep enough _________ we know we should.
I’ll_____ going to Scotland until you’re well enough to look after yourself again. [ ]