摘要： He made another wonderful discovery, A of great importance to science. A. which I think is B. which I think it is C. which I think D. I think which is
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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
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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
查看习题详情和答案>>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 |