He devoted as much time as he could _______ on the plan.A．workingB．to workC．work_刷题宝

题干

He devoted as much time as he could _______ on the plan.

A．working

B．to work

C．worked

D．to working

上一题下一题 0.65难度单选题更新时间:2014-02-27 03:05:23

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