My sister likes candies very much, but she never brushes her teeth after eating them.

I have asked my uncle to stop smoking many times, but it did not work.

Tony always goes to sleep after meals.

Most children like to eat at KFC or McDonald's.

Nowadays, many students like watching TV at home on weekends for a long time.

A．I think it's a bad habit.Going for a walk after meals is good for us to keep fit and healthy.

B．Water is a very important thing that we need.Scientists say we should drink at least 2.5 liters of water a day.

C．It's very important to protect our teeth.Eating too much candies is not only bad for our teeth but also bad for health.

D．We can see the colorful world by watching TV with our eyes.But we should protect our eyes carefully.We should let them have a rest after watching for one hour.

E．In summer, swimming is very good.But you should pay attention that you shouldn't go swimming after drinking or when you are very hot.

F．Many people died from smoking.Smoking brings us serious hurt, and we should get away from it.

G．The food there tastes good, but I think it's junk food.We should take care of our eating habits and eat more food with high vitamins and eat less meat.