歯は (ha)

私わたしの 歯はは 丈夫じょうぶです。

I have strong teeth.

歯を磨く

to brush ones teeth

歯綺麗だね。

You have nice teeth.

歯を磨いた。

I brushed my teeth.

歯の白さが素敵。

She has such wonderful white teeth.

歯の状態が悪い。

My teeth are messed up. // My tooth is having some problems.

まだ歯磨いてない？

You haven't brushed your teeth yet?

彼かれは 歯はが 白しろい。

His teeth are white.

1日何回歯磨いてる？

How many times a day do you brush your teeth?

なんとか歯を磨いた。

Somehow I (managed to) brush my teeth.

歯磨はみがきはしましたか。

Did you brush your teeth?

まじで？歯にもいいの？

Seriously? It's good for your teeth?