题目内容

The library needs ________, but it’ll have to wait until Sunday.
A.cleaningB.be cleaned
C.cleanD.being cleaned
A
need(实意) +n /to do,need (情态)+ do,当为被动语态时,need + doing.是主动形式表被动含义,选A。如有to be cleaned则也为正确答案。
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