tooth

我的牙齿有点疼，可能是长了蛀牙。

My ___tooth hurts a little, maybe I have a cavity.

这个老人咬不动硬糖，因为他的牙齿不太好了。

The old man can't chew hard candy because his ___teeth aren't strong anymore.

我有一颗牙齿松动了。

I have a loose ___tooth.

牙医说我的牙齿很健康。

The dentist says my ___teeth are very healthy.