问题

I think it’s going to be a big problem. — Yes, it could be. — I wonder _____ we can do. [ ]

A: how
B: if
C: what
D: that

正确答案是：

同类题型

The article is too long. It needs _______ a little.

Tom is a hard-working student．In fact, you cannot find anyone in the class ____．

I’ll call your parents if your homework ________ before four o’clock today. — Sorry, Mr. Li. I’m doing it right now.

It has been that some government leaders _____ their authority and position to get illegal profits for themselves that resulted in the opposition in Thailand..

There is _____ “u” and______“n”in the word“around”.