1.为了你的牙齿健康,哪些做法有益牙齿,请用至少5个英语句子写出来
1. floss your teeth 用牙线剔牙
2. brush your beeth thoroughly for at least two minutes
3. brush your teeth at least twice, better brush once right after meal
4. brush your teeth after having sweet foods
5. have constant check-up with dentist