https://online2.tingclass.net/lesson/shi0529/0009/9907/60.mp3
https://image.tingclass.net/statics/js/2012
講解文本：
work like a dog 拼命工作，忙成狗
work like a horse 辛勞地工作，像牛馬一樣地干活Everyday they work like a dog.
他們每天像狗一樣工作著。
If you want to be successful, you must work like a dog .
如果你想要成功，就必須拼命工作。
瘋狂練習(xí)吧!
