15．18．Why does the writer like music？ A．Because she thinks it can make her excited． B．Because she thinks it's an important part of our lives． C．Because she thinks it's different from other things． 19．What kind of music does the writer like？ A．Rock and pop music． B．Rock and dance music． C．Jazz and country music． 20．Who likes dancing？ A．The writer． B．Zhang Hong． C．Lucy．
