can corn
Regular verb: corn - corned- corned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can corn
you can corn
she can corn
we can corn
you can corn
they can corn 	I can be corning
you can be corning
she can be corning
we can be corning
you can be corning
they can be corning	I can have corned
you can have corned
she can have corned
we can have corned
you can have corned
they can have corned	I can have been corning
you can have been corning
she can have been corning
we can have been corning
you can have been corning
they can have been corning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot corn
you cannot corn
she cannot corn
we cannot corn
you cannot corn
they cannot corn 	I cannot be corning
you cannot be corning
she cannot be corning
we cannot be corning
you cannot be corning
they cannot be corning	I cannot have corned
you cannot have corned
she cannot have corned
we cannot have corned
you cannot have corned
they cannot have corned	I cannot have been corning
you cannot have been corning
she cannot have been corning
we cannot have been corning
you cannot have been corning
they cannot have been corning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I corn?
can you corn?
can she corn?
can we corn?
can you corn?
can they corn? 	can I be corning?
can you be corning?
can she be corning?
can we be corning?
can you be corning?
can they be corning? 	can I have corned?
can you have corned?
can she have corned?
can we have corned?
can you have corned?
can they have corned? 	can I have been corning?
can you have been corning?
can she have been corning?
can we have been corning?
can you have been corning?
can they have been corning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not corn?
can you not corn?
can she not corn?
can we not corn?
can you not corn?
can they not corn? 	can I not be corning?
can you not be corning?
can she not be corning?
can we not be corning?
can you not be corning?
can they not be corning? 	can I not have corned?
can you not have corned?
can she not have corned?
can we not have corned?
can you not have corned?
can they not have corned? 	can I not have been corning?
can you not have been corning?
can she not have been corning?
can we not have been corning?
can you not have been corning?
can they not have been corning?