this is the pen used by me` 改成从句 这个过去分词谢谢the girl having long hair is mary ` the girl who has long hair is mary.这是写在分次需要用被动语态么?

问题描述:

this is the pen used by me` 改成从句 这个过去分词谢谢
the girl having long hair is mary ` the girl who has long hair is mary.这是写在分次
需要用被动语态么?