How to have an in-depth talk  means:
A、如何进行深入的交谈
B、如何潜水
C、如何及时总结
国际商务英语（口语与听力）

章节列表

语音模仿作业1Chapter 1,2(副本)5Make a choice4Please make a choice5Chapter 7 delegating3Selling skills5chapter 11 persuaion(副本)3presentaion1Chapter 12 Answering questions4Being tough3chapter 21315 an indepth talk3