高级英语对话 第 42 课：自动售货机-2

A: I've never seen a machine like this before and need some help.
B: Sure, no problem. What are you trying to get?
A: I want to buy a drink.
B: OK. This machine needs you to use that change machine first to get correct change.
A: I've got the correct change already.
B: First you put your money in the dollar slot or the coin slot. The dollars have to be smooth.
A: OK, what next?
B: Just know that sometimes the money doesn't go in perfectly the first time and you have to try again.
A: OK, next?
B: Choose what you want and push the button. Sometimes it takes a couple of tries.
A: I agree with you.
B: Hope that works for you!