17. September 20 is National Teeth-loving Day in China. (1)
When your new teeth begin to grow and the old teeth haven't fallen out, there isn't enough space for the new ones. This causes crooked teeth (不整齐的牙齿).
Some people have teeth that are out of place. They are hard to clean and more likely to get catties (虫牙). (2)
They also make trouble for you when you chew, talk or smile.
Don't worry. (3)
Braces (牙套) work little by little on these teeth. After some time, the teeth will go back to the right place.
Traditional braces are small metal pieces on teeth. They help people get straight teeth.
(4)
Brushing teeth becomes difficult. You have to brush them more often. If you don't, food leaves on your braces and people will see what you have eaten. (5)
But after all this trouble, you ' ll have beautiful, straight teeth.
A. Sometimes they cause pain. B. Wearing braces might solve your problem. C. You may feel strange and uncomfortable when you wear braces. D. Among all the teeth problems, crooked teeth is a common one. E. You have to visit the dentist every few weeks and wear the braces for one to three years. |