从方框中选择最佳选项补全对话，其中有一项多余。

A. Then you will have to talk to animals.   B. It's important to understand them. C. Yes, this is my last year at school. D. What are you thinking about? E. You can help more people. F. What would you like to be?

A: Are you going to leave school at the end of the term?

B:

A: What are you going to do then?

B: I want to find a job.

A:

B: I want to be an animal doctor.

A: What is that?

B: A man who takes care of sick animals.

A: That sounds interesting!

B: I think so. I'll learn more about animals. I hear that you like travelling. Do you want to be a guide?

A: That's true I like travelling, but I am going to be a policeman.

B: Great.