What does the italicized phrase mean in the following sentence? El dentista dice que es necesario cepillar los dientes a menudo.

The phrase “cepillar los dientes” means “to brush the teeth”: “cepillar” means “to brush,” and “los dientes” means “the teeth.” So the sentence says the dentist thinks it is necessary to brush your teeth often. The correct choice is “brush your teeth.”

AI-written and checked against the verified answer.