https://youtu.be/u7mVYjFNnMs In this English lesson you will learn how to use the verb DO in English. DO is one of the most common verbs in English. In this lesson you will see how we use it as an auxiliary verbs and as a normal or ordinary verb. 'Do' as an auxiliary verb We use 'do' as an auxiliary verb in questions and negatives. Examples: Juan … [Read more...] about How to use the verb DO in English