根据材料内容, 回答下列问题。
    Hello, my name is Jill. This is my neighborhood. It is very beautiful. My house is next to a new building (楼房)on Green Street. My best friend Betty lives in that building. There is a clean and big park across from the building. I often play football there.
    There is a music school in my neighborhood. I go there to learn the piano every Saturday afternoon. It is across from a bank. Where is the supermarket? It is between the park and the music school. Betty's mother is a sales clerk (售货员)there. There is a new library next to the music school. It is across from an old post office. My mother works at the post office.