A: What do you want to be after graduation?
B:.
A: A doctor?.
B: Because it's interesting and useful.
A: Do you think it is easy to help other people?
B: No,. It's hard work and there are a lot of things to learn.
A: ?
B: My mother works in the hospital. And she works very hard.
A: Are you sure you can be a good doctor?
B: Yes, I'm quite sure. I'll go to college and try my best to learn a lot about medicine. I'll help others in trouble.
A: You are great. Keep trying! I think you will be a good doctor.
B:.