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题目内容
（河南科技大学大学英语3(专升本)）
He made another wonderful discovery, ____ of great importance to science.( )(本题1.0分)
A、 which I think is
B、 which I think it is
C、 which I think it
D、 I think which is
A、 which I think is
B、 which I think it is
C、 which I think it
D、 I think which is
参考答案
