https://online2.tingclass.net/lesson/shi0529/0009/9907/548.mp3
https://image.tingclass.net/statics/js/2012
讲解文本：
do me a favor 帮我个忙，给我点面子
Do me a favor. Just don't tell Mike about this.
给我点面子，别跟麦克说起这件事。
Excuse me? Can you do me a favor, please?
打扰了，请问你能帮我一个忙吗?
疯狂练习吧!
