～ましょうか

～ましょうか is used when offering to do something or inviting the listener to decide together. It softens a request and shows you’re suggesting a course of action rather than giving a direct order. It’s common in casual and polite conversation when making plans, asking for help, or offering to take care of something. The form uses the verb in its ます form plus しょうか; the speaker is checking if the other person agrees to proceed.