语音模仿作业

1 题

Chapter 1,2(副本)

5 题

Make a choice

4 题

Please make a choice

5 题

Chapter 7 delegating

3 题

Selling skills

5 题

chapter 11 persuaion(副本)

3 题

presentaion

1 题

Chapter 12 Answering questions

4 题

Being tough

3 题

chapter 21

3 题

15 an indepth talk

3 题