With a big model of a mouth, the school nurse shows where the brush should go. Then each child tries it — brush, rinse, and check again.護理師用大牙齒模型示範牙刷該刷到哪裡，接著每個孩子自己練習——刷牙、漱口，再檢查一次。
The big model shows all the teeth.大模型可以看到所有的牙齒。
Hold your toothbrush like this.牙刷要這樣拿。
We brush after lunch every day.我們每天午餐後刷牙。
Open your mouth so the nurse can see.把嘴巴張開，讓護理師看看。
Fill your cup with water.在杯子裡裝水。
Rinse and spit the water out.漱一漱，再把水吐掉。
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