A:Ah,ah,ah....
B:All right,Bill.Here's your daily exercise schedule. You are to jog before breakfast.
A:Jog?
B:Then ,you are to walk to work.
A:Walk?
B:Thirty minutes in gym at lunch time.
A:Oh no.
B:Use the stairs, never the elevator.
A:Oh ,dear.
B:And three times a week, you can either swim, play racketball ,or hand ball.
A:Oh no.
B:OK,you can stop now.It's time for the dance class.
A:Dance class!I don't know how.
B:You will.
A:Oh...