听下面一段对话, 回答第1至3题.
1. Why does the woman want to make some money?
A. To take a trip to the north.
B. To buy a new car.
C. To open a dog hospital.
2. What is the man's first suggestion?
A. Delivering letters.
B. Walking dogs.
C. Carrying papers.
3. What does the man tell the woman about the job of walking dogs?
A. It needs a dog.
B. It can bring her more money.
C. It's good for her health.