can ham
Regular verb: ham - hammed- hammed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can ham
you can ham
she can ham
we can ham
you can ham
they can ham 	I can be hamming
you can be hamming
she can be hamming
we can be hamming
you can be hamming
they can be hamming	I can have hammed
you can have hammed
she can have hammed
we can have hammed
you can have hammed
they can have hammed	I can have been hamming
you can have been hamming
she can have been hamming
we can have been hamming
you can have been hamming
they can have been hamming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't ham
you can't ham
she can't ham
we can't ham
you can't ham
they can't ham 	I can't be hamming
you can't be hamming
she can't be hamming
we can't be hamming
you can't be hamming
they can't be hamming	I can't have hammed
you can't have hammed
she can't have hammed
we can't have hammed
you can't have hammed
they can't have hammed	I can't have been hamming
you can't have been hamming
she can't have been hamming
we can't have been hamming
you can't have been hamming
they can't have been hamming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I ham?
can you ham?
can she ham?
can we ham?
can you ham?
can they ham? 	can I be hamming?
can you be hamming?
can she be hamming?
can we be hamming?
can you be hamming?
can they be hamming? 	can I have hammed?
can you have hammed?
can she have hammed?
can we have hammed?
can you have hammed?
can they have hammed? 	can I have been hamming?
can you have been hamming?
can she have been hamming?
can we have been hamming?
can you have been hamming?
can they have been hamming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I ham?
can't you ham?
can't she ham?
can't we ham?
can't you ham?
can't they ham? 	can't I be hamming?
can't you be hamming?
can't she be hamming?
can't we be hamming?
can't you be hamming?
can't they be hamming? 	can't I have hammed?
can't you have hammed?
can't she have hammed?
can't we have hammed?
can't you have hammed?
can't they have hammed? 	can't I have been hamming?
can't you have been hamming?
can't she have been hamming?
can't we have been hamming?
can't you have been hamming?
can't they have been hamming?