After having tried different（）to the problem, we finally solve it._精华吧

After having tried different（）to the problem, we finally solve it.

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After having tried different（）to the problem, we finally solve it.

A.drafts

B.schedules

C.approaches

D.plans

正确答案：approaches

Tag：大学英语时间：2022-01-27 21:31:02

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