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

正确答案是：

同类题型

My brother is fifteen, but he talked as if he ________ the Long March.[ ]

Is China ______ country in the world —No. It’s ____ country.

Are you satisfied with the result? -Not at all．It couldn’t be _______ . [ ]

下列各组虚词意义和用法相同的一组是（）

_ weather it is, we shall set out on time