题目内容
I think it's going to be a big problem.
Yes, it could be.
I wonder ________ we can do about it.
[ ]
A.if
B.how
C.what
D.that
答案:C
解析:
解析:
导解:这是一个宾语从句,宾语从句中we can do后缺少宾语,what可作宾语. |
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