She was found singing in the next room .在这个句子中singing in the next room的句子成分和表现形式分别是什么?

She was found singing in the next room .在这个句子中singing in the next room的句子成分和表现形式分别是什么?

She was found singing in the next room .在这个句子中singing in the next room是现在分词短语 作 主语补足语 ,也就是 原来的宾补 ,变成被动语态后 宾语变成了主语 宾补变成了主补.

充当宾语成分不可省

过去进行时，作宾语成分