Day69Chapter1忙碌的早晨(刷牙7)

If you don't take care of your teeth, you'll get
cavities.
如果你不好好照顾你的牙齿，你会有蛀
牙。
If you don't brush well, you'll have bad breath. 不好好刷牙的话，会有口臭。
Don't brush your teeth the wrong way. 不要用错误的方法刷牙。