9. As a result of the serious flood, two-thirds of the buildings in the area. [2007 陕西卷]
问题描述：
9. As a result of the serious flood, two-thirds of the buildings in the area. [2007 陕西卷]
A.need rcpairing B.needs to repair
C.needs repairing D.need to repair
为什么选A?
答
need的被动语态有两种形式：
need doing=need to be done