Which of the following can’t keep you healthy?
A. Drinking Coca-Cola in bed before going to bed.
B. Swimming about two hours a week.
C. Seeing the dentist twice a year.
D. All of the above.
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I like drinking hot ____ in the morning.
A. coffee
B. coffees
C. a coffee
D. many coffee
Brush your teeth twice a day and see a dentist at least once a year. The oral examination(口腔检查) is not only for the health of teeth, but the whole body.You should visit the dentist at least once a year, because ____.
A. you don’t often brush your teeth
B. the oral examination is necessary
C. it is good for the dentist
D. it can only keep your teeth health
Studies show that the cold or flu virus(流感病毒) can live on our hands for long. Therefore, you should wash your hands often with soap and water.To prevent from catching a cold or flu, it’s good for you ____.
A. to wash your hands often
B. to brush your teeth twice a day
C. to get up early every morning
D. to eat some healthy food
Doing exercise is also a good way to keep you healthy. Try to exercise for half an hour a day, three or four times a week. You can choose running, swimming, or playing football with your friends.You should do exercise ____ to keep healthy.
A. many hours every day
B. ten minutes every day
C. 30 minutes a week
D. About 2 hours a week