his carelessness led to the water supply of more than two hundred families
问题描述：
his carelessness led to the water supply of more than two hundred families
his carelessness led to the water supply of more than two hundred families＿＿＿for about 3 hours.
A.was cut off B.cut off C.being cut off D.to cut off
麻烦一定要做一讲解
答
C
the water supply 是被cut,所以要用被动,即be+cut off,一个句子不能有两个谓语动词,所以be不能用was,只能用being.