doctor:What's the matter with you ?

patient: I..I have a toothache.

doctor: Ok. Let me see. say "ah". 

patient:Ah...

doctor:Oh. How often do you brush your teeth?

patient:Once a day.

doctor:Do you like eat chocolate or candies?

patient:Yes!I do!I like them very much!

doctor:OK.I give you some advice. You should eat more vegetables and fruits. Please don't eat more chocolate or candies.They are not good for you . And you should brush your teeth twice a day or three times a day.If you take my advice,you will be better than now.

patient:Thank you ,doctor! I'll take your advice.