His success was because of he had been working hard.A. that B. the fact which C. the fac

发布时间：2020-08-16 07:39:24

His success was because of      he had been working hard.
A. that
B. the fact which
C. the fact that
D. the fact

网友回答

A. that
B. the fact which
(答案→)C. the fact that
D. the fact
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