i'm sitting by a girl named Mary, who was my English teacher 3 years ago.
两句分开的话就是:
I'm sitting by a girl, whose name is Mary.
She was my teacher who taughth English three years ago.
I sit by a girl who is named Mary.
She is my English teacher who taught me three years ago.
望采纳
1, I sat beside a girl who is named Mary.
2, She is the teacher who taught me English three years ago.