When you do something, you take some action or perform an activity or task. Do is often used instead of a more specific verb, to talk about a common action involving a particular thing. We use do to make negatives (do + not), to make question forms, and to make the verb more emphatic..
Do as i say and you won't get into trouble. [transitive] do something (usually used in questions) to work at something as a job. When you do chores, you engage in the activity of cleaning the kitchen or taking out the trash.
Do is one of the most frequently used verbs in english. It is used in questions, negative statements, short answers, and for emphasis when there is no other auxiliary. Questions where do you live?