作文
如何刷牙(How to brush your tth)you should brush your tth twic a day. first, brush your tth th insid surfac of you tth. always mov your brush in small circls. nxt brush th outsid surfac of your tth. thn brush th biting surfac of your tth. aftr that wash your mouth with watr. you should at a lot of vgtabl and fruit. you shouldn’t at lots of chocolat and swts. thy ar not good for you tth.
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