📒 used when showing that something is or was possible
📒 used as the past tense of may when reporting what somebody has said
📒 used to make a polite suggestion
📒 used to ask permission politely
📒 used to ask for information
📒 used to show that you are annoyed about something that somebody could do or could have done
📒 used to say that you are not surprised by something
📒 used to emphasize that an important point has been made
📒 used to say that something seems the best thing to do in the situation that you are in, although you may not really want to do it
📒 used to say that there is no real difference between two things that you might do