The library needs _____,but it’ll have to wait until Friday．A．cleaningB．to clean_刷题宝

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The library needs _____,but it’ll have to wait until Friday．

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

上一题下一题 0.64难度单项选择更新时间:2010-08-12 10:47:16

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