can instant-message
Regular verb: instant-message - instant-messaged- instant-messaged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can instant-message
you can instant-message
he can instant-message
we can instant-message
you can instant-message
they can instant-message 	I can be instant-messaging
you can be instant-messaging
he can be instant-messaging
we can be instant-messaging
you can be instant-messaging
they can be instant-messaging	I can have instant-messaged
you can have instant-messaged
he can have instant-messaged
we can have instant-messaged
you can have instant-messaged
they can have instant-messaged	I can have been instant-messaging
you can have been instant-messaging
he can have been instant-messaging
we can have been instant-messaging
you can have been instant-messaging
they can have been instant-messaging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot instant-message
you cannot instant-message
he cannot instant-message
we cannot instant-message
you cannot instant-message
they cannot instant-message 	I cannot be instant-messaging
you cannot be instant-messaging
he cannot be instant-messaging
we cannot be instant-messaging
you cannot be instant-messaging
they cannot be instant-messaging	I cannot have instant-messaged
you cannot have instant-messaged
he cannot have instant-messaged
we cannot have instant-messaged
you cannot have instant-messaged
they cannot have instant-messaged	I cannot have been instant-messaging
you cannot have been instant-messaging
he cannot have been instant-messaging
we cannot have been instant-messaging
you cannot have been instant-messaging
they cannot have been instant-messaging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I instant-message?
can you instant-message?
can he instant-message?
can we instant-message?
can you instant-message?
can they instant-message? 	can I be instant-messaging?
can you be instant-messaging?
can he be instant-messaging?
can we be instant-messaging?
can you be instant-messaging?
can they be instant-messaging? 	can I have instant-messaged?
can you have instant-messaged?
can he have instant-messaged?
can we have instant-messaged?
can you have instant-messaged?
can they have instant-messaged? 	can I have been instant-messaging?
can you have been instant-messaging?
can he have been instant-messaging?
can we have been instant-messaging?
can you have been instant-messaging?
can they have been instant-messaging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not instant-message?
can you not instant-message?
can he not instant-message?
can we not instant-message?
can you not instant-message?
can they not instant-message? 	can I not be instant-messaging?
can you not be instant-messaging?
can he not be instant-messaging?
can we not be instant-messaging?
can you not be instant-messaging?
can they not be instant-messaging? 	can I not have instant-messaged?
can you not have instant-messaged?
can he not have instant-messaged?
can we not have instant-messaged?
can you not have instant-messaged?
can they not have instant-messaged? 	can I not have been instant-messaging?
can you not have been instant-messaging?
can he not have been instant-messaging?
can we not have been instant-messaging?
can you not have been instant-messaging?
can they not have been instant-messaging?