can bulldog
Regular verb: bulldog - bulldoged- bulldoged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can bulldog
you can bulldog
he can bulldog
we can bulldog
you can bulldog
they can bulldog 	I can be bulldoging
you can be bulldoging
he can be bulldoging
we can be bulldoging
you can be bulldoging
they can be bulldoging	I can have bulldoged
you can have bulldoged
he can have bulldoged
we can have bulldoged
you can have bulldoged
they can have bulldoged	I can have been bulldoging
you can have been bulldoging
he can have been bulldoging
we can have been bulldoging
you can have been bulldoging
they can have been bulldoging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot bulldog
you cannot bulldog
he cannot bulldog
we cannot bulldog
you cannot bulldog
they cannot bulldog 	I cannot be bulldoging
you cannot be bulldoging
he cannot be bulldoging
we cannot be bulldoging
you cannot be bulldoging
they cannot be bulldoging	I cannot have bulldoged
you cannot have bulldoged
he cannot have bulldoged
we cannot have bulldoged
you cannot have bulldoged
they cannot have bulldoged	I cannot have been bulldoging
you cannot have been bulldoging
he cannot have been bulldoging
we cannot have been bulldoging
you cannot have been bulldoging
they cannot have been bulldoging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I bulldog?
can you bulldog?
can he bulldog?
can we bulldog?
can you bulldog?
can they bulldog? 	can I be bulldoging?
can you be bulldoging?
can he be bulldoging?
can we be bulldoging?
can you be bulldoging?
can they be bulldoging? 	can I have bulldoged?
can you have bulldoged?
can he have bulldoged?
can we have bulldoged?
can you have bulldoged?
can they have bulldoged? 	can I have been bulldoging?
can you have been bulldoging?
can he have been bulldoging?
can we have been bulldoging?
can you have been bulldoging?
can they have been bulldoging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not bulldog?
can you not bulldog?
can he not bulldog?
can we not bulldog?
can you not bulldog?
can they not bulldog? 	can I not be bulldoging?
can you not be bulldoging?
can he not be bulldoging?
can we not be bulldoging?
can you not be bulldoging?
can they not be bulldoging? 	can I not have bulldoged?
can you not have bulldoged?
can he not have bulldoged?
can we not have bulldoged?
can you not have bulldoged?
can they not have bulldoged? 	can I not have been bulldoging?
can you not have been bulldoging?
can he not have been bulldoging?
can we not have been bulldoging?
can you not have been bulldoging?
can they not have been bulldoging?