may instant-message
Regular verb: instant-message - instant-messaged- instant-messaged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may instant-message
you may instant-message
she may instant-message
we may instant-message
you may instant-message
they may instant-message 	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	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	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 	V-ing form 	Perfect 	V-ing perfect 	
I may not instant-message
you may not instant-message
she may not instant-message
we may not instant-message
you may not instant-message
they may not instant-message 	I may not be instant-messaging
you may not be instant-messaging
she may not be instant-messaging
we may not be instant-messaging
you may not be instant-messaging
they may not be instant-messaging	I may not have instant-messaged
you may not have instant-messaged
she may not have instant-messaged
we may not have instant-messaged
you may not have instant-messaged
they may not have instant-messaged	I may not have been instant-messaging
you may not have been instant-messaging
she may not have been instant-messaging
we may not have been instant-messaging
you may not have been instant-messaging
they may not have been instant-messaging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I instant-message?
may you instant-message?
may she instant-message?
may we instant-message?
may you instant-message?
may they instant-message? 	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? 	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? 	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 	V-ing form 	Perfect 	V-ing perfect 	
may I not instant-message?
may you not instant-message?
may she not instant-message?
may we not instant-message?
may you not instant-message?
may they not instant-message? 	may I not be instant-messaging?
may you not be instant-messaging?
may she not be instant-messaging?
may we not be instant-messaging?
may you not be instant-messaging?
may they not be instant-messaging? 	may I not have instant-messaged?
may you not have instant-messaged?
may she not have instant-messaged?
may we not have instant-messaged?
may you not have instant-messaged?
may they not have instant-messaged? 	may I not have been instant-messaging?
may you not have been instant-messaging?
may she not have been instant-messaging?
may we not have been instant-messaging?
may you not have been instant-messaging?
may they not have been instant-messaging?