He found            very difficult            the math probl

He found very difficult the math problem.
A.that;to solve B.this;solving
C.it;to solve D.it;solving
qinghwb 1年前 已收到1个回答 举报

王卓ww 幼苗

共回答了19个问题采纳率:84.2% 举报

C


1年前

4
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