😁 2. Why Do We Brush Our Teeth?

We brush 刷子 our teeth 牙齿 every 每 day, but why?

Food leaves 叶子 small pieces 碎片；片；件 and sugar in our mouth 嘴 . If we don’ t t clean them 他们 , tiny germs 细菌 grow 生长 and make holes 洞 in our teeth 牙齿 . Brushing 刷（牙、头发等） helps remove food and germs 细菌 , keeping 保持 our teeth 牙齿 white and strong.

It also 也 makes our breath 呼吸 fresh 新鲜的 and our smile 微笑 bright 明亮的 .

So 所以 remember — brushing 刷（牙、头发等） twice 两次 a day keeps the dentist 牙医 away 离开；远离 !