I may instant-message you may instant-message she may instant-message we may instant-message you may instant-message they may instant-message
V-ing form
I may be instant-messaging you may be instant-messaging she may be instant-messaging we may be instant-messaging you may be instant-messaging they may be instant-messaging
Perfect
I may have instant-messaged you may have instant-messaged she may have instant-messaged we may have instant-messaged you may have instant-messaged they may have instant-messaged
V-ing perfect
I may have been instant-messaging you may have been instant-messaging she may have been instant-messaging we may have been instant-messaging you may have been instant-messaging they may have been instant-messaging
Negation
Simple form
I mayn't instant-message you mayn't instant-message she mayn't instant-message we mayn't instant-message you mayn't instant-message they mayn't instant-message
V-ing form
I mayn't be instant-messaging you mayn't be instant-messaging she mayn't be instant-messaging we mayn't be instant-messaging you mayn't be instant-messaging they mayn't be instant-messaging
Perfect
I mayn't have instant-messaged you mayn't have instant-messaged she mayn't have instant-messaged we mayn't have instant-messaged you mayn't have instant-messaged they mayn't have instant-messaged
V-ing perfect
I mayn't have been instant-messaging you mayn't have been instant-messaging she mayn't have been instant-messaging we mayn't have been instant-messaging you mayn't have been instant-messaging they mayn't have been instant-messaging
Interrogative form
Simple form
may I instant-message? may you instant-message? may she instant-message? may we instant-message? may you instant-message? may they instant-message?
V-ing form
may I be instant-messaging? may you be instant-messaging? may she be instant-messaging? may we be instant-messaging? may you be instant-messaging? may they be instant-messaging?
Perfect
may I have instant-messaged? may you have instant-messaged? may she have instant-messaged? may we have instant-messaged? may you have instant-messaged? may they have instant-messaged?
V-ing perfect
may I have been instant-messaging? may you have been instant-messaging? may she have been instant-messaging? may we have been instant-messaging? may you have been instant-messaging? may they have been instant-messaging?
Interro-negative form
Simple form
mayn't I instant-message? mayn't you instant-message? mayn't she instant-message? mayn't we instant-message? mayn't you instant-message? mayn't they instant-message?
V-ing form
mayn't I be instant-messaging? mayn't you be instant-messaging? mayn't she be instant-messaging? mayn't we be instant-messaging? mayn't you be instant-messaging? mayn't they be instant-messaging?
Perfect
mayn't I have instant-messaged? mayn't you have instant-messaged? mayn't she have instant-messaged? mayn't we have instant-messaged? mayn't you have instant-messaged? mayn't they have instant-messaged?
V-ing perfect
mayn't I have been instant-messaging? mayn't you have been instant-messaging? mayn't she have been instant-messaging? mayn't we have been instant-messaging? mayn't you have been instant-messaging? mayn't they have been instant-messaging?