I admit that the problems are difficult, I don’t agree that they cannot be solved.A. When

发布时间：2020-08-16 12:32:22

     I admit that the problems are difficult, I don’t agree that they cannot be solved.
A. When
B. While
C. As
D. Since

网友回答

A. When
(答案→)B. While
C. As
D. Since
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