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