The library needs ________, but it’ll have to wait until Sunday.A．cleaningB．be c_刷题宝

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The library needs ________, but it’ll have to wait until Sunday.

A．cleaning	B．be cleaned
C．being cleaned	D．to clean

上一题下一题 0.64难度单项选择更新时间:2016-11-09 04:07:22

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