Asking for Permission with “Can”

Build confidence using can to ask for permission in everyday English. Learn the clear structure, avoid a common word order mistake, and answer naturally with polite phrases. Short examples and real questions make practice simple and effective.

What is "can" used for in English?

We use can for different functions in daily speech. Here, the focus is asking for permission, but it also appears with other meanings. Seeing all uses helps you choose the right one fast.

Which uses appear?

• Ability. “I can speak three languages.”
• Offer help. “Can I help you?”
• Make a request. “Can you close the window? It’s kinda cold in here.”
• Ask for permission. “Can I leave early today?”

How to ask for permission with "can"?

Form the question with can + subject + base form. The base form is the verb without “-s” or “-ed”, in its normal form. Start with can, not with the subject.

What is the correct structure?

• can + subject + base form. Example “Can I share my screen?”.
• base form means no “-s” and no “-ed”.
• Always start the question with can.

What mistake should you avoid?

• Starting with the subject is incorrect for a question. “I can share my screen…” is wrong.
• Correct — “Can I share my screen?”.

How to answer permission questions politely?

Choose a polite phrase to give permission or to refuse permission. Keep it short and clear.

How to give permission?

• “Yes, you can.”.
• “Yes, of course.”.
• “Sure.”.
• “Go ahead.”.

How to refuse permission?

• “No, you can’t.”.
• “I’m sorry, but you can’t.”.
• “Sorry, no.”.
• “I’m afraid not.”.

Can you practice with real questions?

Try answering these using the phrases above.

• “Can I get in?” → “Yes, of course.”.
• “Can I eat at my desk?” → “No, you can’t.”.
• “Can I ask you a question now?” → “I’m afraid not. I’m very busy.”.
• “Can I use my phone?” → “Sorry, no.”.

Share your own permission questions or polite replies in the comments.