A: Hi Allen! .
B: Thank you, Bob. My father bought it for me as a birthday present.
A; So do you often get to school by bike?
B: Yes, I do. I like riding. Also, it's good exercise to ride.
A:?
B: About 20 minutes. What about you? ?
A: My father drives me to school every day.
B:?
A: It's about 20 kilometers. It's quite far. I am thinking of living in my grandparents' house, which is just across from our school.
B: Then you can just walk to school!
A: Yes! And I can visit my grandparents every day as well.
A. They must be very happy about seeing you every day.
A:?
B: Twice a year. The summer holiday and the winter holiday. They live so far away, in the capital city of Heilongjiang.
A: Harbin! .
B. Yes. Why not go to visit it this winter holiday? Come with me and I can be your guide.
A. Haha! Sounds great.