For many present and past questions, use a question word, then do, does, or did, then the subject and base verb: Where do you live? What did she buy? With be or can, move that verb before the subject: Are they busy? Can he drive?
Use who for a person, what for a thing or action, where for a place, when for time, why for a reason, and how for a method or condition. Then use question word order: Where do you live? or Why is the shop closed?
For a finished action in the past, use the past simple. Regular verbs usually take -ed, while irregular verbs use a form you learn separately. After did or did not, use the base verb.
For a regular verb, usually add -ed to make the past simple. For an irregular verb, learn the past form as a pair with the base verb, such as go - went or have - had.
Regular verbs usually add -ed for the past, as in play and played. Irregular verbs have a different past form, as in go and went, so check or learn each form.
Use Can I ...?, Could I ...?, or May I ...? to ask permission. Use Can you ...?, Could you ...?, or Would you ...? when you want another person to do something. Could and would usually make the request sound more polite.
Use see for noticing something, meeting someone, or experiencing a film, show, or event. Use watch when you intentionally look at something for a period of time, especially something moving or changing.
Use see for something that is visible or noticed. Use look when you direct your eyes towards a person or thing, usually with at. Use watch when you follow an activity, movement, or screen for a period of time.
Use the same helping verb or modal from the question, with the right pronoun. Answer Do you like coffee? with Yes, I do or No, I don't. Answer Can Maya come? with Yes, she can or No, she can't.
A silent letter is written but not normally said in a word. Learn common groups such as kn in know, wr in write, b after m in climb, and k before l in talk, then check each new word because English has exceptions.