这是她的钢笔。

This is her pencil.

youdao

这是你的钢笔吗？不，我认为钢笔是她的。

Is this your pen? No, I think it's her pen.

youdao

她问我是否知道这是谁的钢笔。

She asked me if I knew whose pen it was.

youdao

这是她的红钢笔。

This is her red pen.

youdao

她问我这是谁的钢笔。

She asked me whose pen this is.

youdao

她问我这是谁的钢笔。

She asked me whose pen this is.

youdao