you should brush your teeth twice a day (imperative)
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you are told to brush your teeth twice a day.
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Answer:
we should have to brush our teeth twice a day because....to protect it from cavity.
Explanation:
when we eat food, the bacteria in our mouth act on the sugar to produce acid . this acids first dissolve the calcium salts from the tooth enamel and then from dentine forming small cavities in the tooth over a period of time. thts y *we should have to brush our teeth twice a day.
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