How to protect your teeth

       【小题1】. The first set of twenty begins to grow when you are over Six months old. The second set of thirty-two grows from the age of six until you are about twenty-one years old.

【小题2】, you must drink plenty of milk and eat greens.

【小题3】. Then little food will be left on or between them to cause decay(蛀牙). Make sure that you turn the brush and go up and down as well as brushing side ways.Use dental floss(牙线) to make sure all food is removed(移走) from in between each tooth, if you can not brush your teeth after eating, look after them with water, or eat an apple or a carrot.

【小题4】. If there is a hole in a tooth, he or she will fill it. If you do not have it filled, then the hole will grow larger. When a hole grows too big, the tooth may have to be taken out.

It is better to keep all your second set of teeth for as long as possible. Filling a gap where a tooth has come out with a kind of bridge and using a false tooth cost a lot of money.

A．To help your teeth grow strong

B．You should brush your teeth after each meal.

C．Every person has two sets of teeth.

D．Try to visit a dentist every six months