Unit 5 Free Time Story time

原文：

What's the matter,Lu Qi?
I'm tired.
Why?We are walking,not running.
Yes,I think I need more exercise.
Do you play football?
Yes.I like football.I also like ping-pong.
Do you like to dance?
Yes.There is a dance class at school every week.
But I don't understand.You do a lot of exercise.
Well,I like sports.but I don't do them very often.
How often do you play football?
I play football and ping-pong once a year.I never go to the dance class.