帮我写篇80词的英文小短文

My favorite instrument is the piano--the king of all instruments.There are two kinds of piano, they are upright and grand piano.There are fifty-two white keys and thirty-six black keys on the keyboard.Piano is my teacher, beacause I learned that one drop of perspiration worths a measure of the piece. And I also learned that the first place requires and only requires those people who know the definition of patient.Piano is also my best friend, because it is a great listener. When I was very angry, the music from the piano could calm me down. But it also could share the happiness with me, when I was having a great time.I love to play the piano, and the piano likes me to stay with it, too.