Tom: How do you spend your spare time after school? 
Lucy: There are many clubs in our school, so I can do many things. 
Tom: What are they? 
Lucy: I often play drum at drum club or sing at singing club. While I may do some exercises in the gym sometimes. 
Tom: Oh, I often go to the gym. What sports do you do in the gym? 
Lucy: Usually I play bowling and tennis. What about you? 
Tom: I always learn karate, and go swimming. How often do you go there? 
Lucy: Maybe once a mouth.
Tom: Oh, you should go to the gym once a week. It's important to keep yourself fit. 
Lucy: Ok, thank you!