Two thirds of the buildings here .A. need to repairB. need repairingC. needs to repairD.

问题补充：

Two thirds of the buildings here .

A. need to repair

B. need repairing

C. needs to repair

D. needs repairing

答案：

A. need to repair

(答案→)B. need repairing

C. needs to repair

D. needs repairing

解析：need之后接v-ing形式，主动形式表示被动含义，故选B。