The maths problem is so difficult that none of them can . A. work out it B. work it out C. find out ...
2023-02-12 18:12:19 114次 2013-2014学年辽宁省大石桥市九年级上学期期中考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The maths problem is so difficult that none of them
can .
A. work out it B. work it out
C. find out it D. find it out
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