儿歌名称：counting down from twenty song
歌词：
Stand up straight
Don’t move a muscle
Put your arms at your side
And keep your feet in the middle
We’re gonna count down
From twenty all the way to one
Then, we’re gonna have some fun, yeah
20, 19, 18, 17, 16, 15, 14, 13, 12, 11
10, 9, 8, 7, 6, 5, 4, 3, 2, 1
