It is no longer a problem _______ the poor children in this district can go to school.【单选题】

时间：2021-06-29 01:52:41 解答: 80 次

It is no longer a problem _______ the poor children in this district can go to school.

A. that

B. whether

C. so

D. because

正确答案：

参考解析：

暂无解析

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