题目内容
He made another wonderful discovery, ________ of great importance to science.
A. which I think is B. which I think it is
C. which I think it D. I think which is
答案:A
提示:
提示:
这是一个非限制性定语从句,make another wonderful discovery是动宾词组,关系代词 which在定语从句中做主语,代表the discovery,I think为插入语。
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