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
―What colours can give you a happy and satisfied feeling―________.
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