Grammar / A1 Grammar lessons and exercises /Present simple: I do, I don’t, Do I?
\ In present simple verbs, we use do/does in questions and don’t/doesn’t in negatives.
The verb form is the same for all subjects except he, she, it. For these, we usually add -s or -es.

We use the present simple for habits or actions that happen regularly.
We use the present simple for things that are always or often true.