任务型阅读从方框内A—F六个选项中选择正确的选项填入横线上，有一项为多余选项。How to Protect(保护) Your Teeth
【小题1】. The first set of twenty begin 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】. Make sure that you turn the brush and go up and down as well as brushing side ways.
【小题4】. If there is a hole in a tooth, your dentist will fill it. If you do not have it filled in time, then the hole will grow larger. 【小题5】， the tooth may have to be taken out. It is better to keep all your second set of teeth for as long as possible.
| A．To help your teeth grow strong |
| B．You should brush your teeth after each meal |
| C．Carrots and apples are good for your teeth |
| D．When a hole grows too big |
| E．Try to visit a dentist every six months |
| F．Every person has two sets of teeth |
