https://online2.tingclass.net/lesson/shi0529/0009/9907/477.mp3
https://image.tingclass.net/statics/js/2012
讲解文本：
turn a new leaf 重新开始，痛改前非，翻开新的一页
I decide to turn a new leaf and start working hard.
我决定痛改前非，努力工作。
You can't turn a new leaf at once
你无法一瞬间就完全改变。
疯狂练习吧!
