He is writing a novel, so he shuts himself up, ________ to receive guests.A．refu_刷题宝

题干

He is writing a novel, so he shuts himself up, ________ to receive guests.

A．refuses

B．to refuse

C．refusing

D．refused

上一题下一题 0.64难度单项选择更新时间:2012-12-24 07:54:26

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