The bike needs , I am afraid.
A. repairing
B. to repair
C. repair
D. be repaired
网友回答
(答案→)A. repairing
B. to repair
C. repair
D. be repaired
解析：当need作“需要” 讲，并且需要做某事的动作不是由主语发出，而是主语接受时，need后的宾语就用动名词的主动结构表达被动意思，或者用动词不定式的被动结构。如:The dining hall needs cleaning/to be cleaned.和need的这一用法相同的还有want,require等。再如:The sentence requires explaining again/to be explained again.