—What led to his success ?—He succeed _____ working hard .A．toB．inC．throughD．by_刷题宝

题干

—What led to his success ?
—He succeed _____ working hard .

A．to

B．in

C．through

D．by

上一题下一题 0.85难度单项选择更新时间:2010-07-30 10:44:55

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