sentence: There's a little toddler boy wearing a brown shirt and jeans standing in his bathroom brushing his teeth with a toothbrush. sentence:  He takes his toothbrush in his hand and and then waits for an adult to put toothpaste on it. sentence:  Then he begins brushing his teeth by himself. sentence:  Then the adult helps him brush his teeth properly to help the child by showing him how to use the brush on all his teeth.