Kent has endless work to do every day. He is under a lot of pressure and has trouble falling asleep at night.

Tom is an eight-year-old boy with a sweet tooth and he has already had four bad teeth. His mom is worried about his toothache.

Jack has been a heavy smoker for 20 years. He decided to give up smoking because a body check showed he had heart problems.

Recently, Betty eats whatever she likes. She found herself putting on weight week by week but just can't stop eating.

Gina has a high fever because of the flu she caught at school. Her headache is so terrible that she has to stay in bed at home.

A. Famous home and abroad, Dr. Grey is one of the top doctors in the field of heart diseases. He has published over 100 papers in the area and got years of experience in performing heart operations.

B. Do you have problems with your teeth? Go to Dr. smith's. He is good at planting false(假的) teeth for people aged over 60. Nothing helps you feel better about yourself than to have perfect good teeth at an old age.

C. Dr. Lee has got a doctor's degree in traditional Chinese and Western medicine. She is good at using both to treat flu patients while reducing their pain caused by high fever and terrible coughs.

D. Dr. Chen is well experienced in helping patients get good sleep. He not only gives his patients good medical care but also provides them with useful advice on how to relax from their busy work.

E. Dr. Wright is always ready to offer help on eating problems. He believes each patient needs a different plan to control his or her diet. He has helped hundreds of over-weight patients back to normal.

F. Need help to make your children control their love for candies? Perhaps Dr. King can help. He is one of the best dentists in the city, with great skills in fixing bad teeth and communicating with kids to win their trust.

G. Dr. Yang has developed some new ways to help patients give up smoking and they are proved to be successful in treating heavy smokers. She also does well in treating diseases caused by long-term smoking.