题目内容
_____ he has done it is surprising.
_____ he has done is surprising.
_____ he has done is surprising.
| A.What | B.That | C.Whether | D.If |
B
A.第一句意义完整,所以用That引导主语从句.第二句do需带宾语,所以用What引导主语从句.
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题目内容
| A.What | B.That | C.Whether | D.If |