听力原文：

B: Sarah, you bought a new watch. How many do you have now?  

G: Too many, I think. Some people have nice simple hobbies like collecting cards and stamps, but I enjoy collecting watches. I have a lot of cheap watches and, of course, some expensive ones. How about you?  

B: I like collecting stamps, playing the guitar, cooking, and doing the housework. And recently I find climbing is also interesting.  

G: Mason, you really have a lot of hobbies. How do you find time to keep up with all of them? 

B: Work hard, play hard. It’s enjoyable to come home after work and spend a little time with my hobbies.

Question: How does Mason find time to keep up with his hobbies?

参考答案: 

Work hard, play hard.