By the time she was 13, her company was worth millions of dollars with the invention of a super-sweet treat that could save kids' teeth, instead of destroying them.
During this month, people are made to think about the importance of brushing their teeth, eating less sweet foods and going to see the doctors from time to time.
在这个月里，人们要思考刷牙的重要性，少吃甜食，时常去看医生。
3
If you want to keep your teeth healthy, you'd better not eat anything sweet a lot.