A,B都行.
cleaning,现在分词作宾补.又有when he got home,作时间状语,表正在.
可以改为:He found a man (whom) was cleaning the garden when he got home.
a man,作宾语,whom可以省掉.
A,B都行.
cleaning,现在分词作宾补.又有when he got home,作时间状语,表正在.
可以改为:He found a man (whom) was cleaning the garden when he got home.
a man,作宾语,whom可以省掉.