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

发布时间：2020-08-17 12:51:10

It is no longer a problem      the poor children in this district can go to school.
A. that
B. whether
C. so
D. because

网友回答

A. that
B. whether
C. so
D. because
解析：句中it是形式主语，代替 that引导的主语从句。
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