My mother likes the blue sweater .It's fifteen dollars .
The blue sweater which my mother likes is 15 dollars .【定语从句】
妈妈喜欢那个蓝色的毛衣它十五美元用英语,这么说.
My mother likes the blue sweater .It's fifteen dollars .
The blue sweater which my mother likes is 15 dollars .【定语从句】