W: Mr Black, may I ask you some questions about your farm?

M: Sure. What would you like to know?

W: Could you tell us how many kinds of vegetables you grow on your farm?

M: Well, we used to grow four kinds of vegetables, but this year we grew six kinds,"and"we want to grow two more kinds next year.

W: What is the hardest job on the farm?

M: Picking the vegetables. Usually I have to hire some workers to help me.

W: How many workers do you usually hire?

M: Well, my farm is not very big. So I usually get six or seven workers to work for me.

W: OK. Thank you very much.