1
The diagram shows a boy is brushing his teeth.
How does he take care of his teeth to keep them clean?
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- He brushes his teeth with a toothbrush and water.
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- He brushes his teeth every day with soap and water.
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- He brushes his teeth every week with a toothbrush and some toothpaste.
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- He brushes his teeth properly every day with a toothbrush and some toothpaste.