https://online2.tingclass.net/lesson/shi0529/0009/9364/78.mp3
https://image.tingclass.net/statics/js/2012
Unit 78 Brush and floss.
Unit 78 保持口腔清爽干凈
Finish every meal by brushing and flossing your teeth.Your mouth will feel so fresh and clean that you won't want to put more food in it.
每次用餐完畢后,要刷牙以及用牙線剔牙。這樣你的口腔會感到清爽干凈,也就不會想吃東西了。