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 can't bulldog you can't bulldog she can't bulldog we can't bulldog you can't bulldog they can't bulldog
V-ing form
I can't be bulldoging you can't be bulldoging she can't be bulldoging we can't be bulldoging you can't be bulldoging they can't be bulldoging
Perfect
I can't have bulldoged you can't have bulldoged she can't have bulldoged we can't have bulldoged you can't have bulldoged they can't have bulldoged
V-ing perfect
I can't have been bulldoging you can't have been bulldoging she can't have been bulldoging we can't have been bulldoging you can't have been bulldoging they can't 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't I bulldog? can't you bulldog? can't she bulldog? can't we bulldog? can't you bulldog? can't they bulldog?
V-ing form
can't I be bulldoging? can't you be bulldoging? can't she be bulldoging? can't we be bulldoging? can't you be bulldoging? can't they be bulldoging?
Perfect
can't I have bulldoged? can't you have bulldoged? can't she have bulldoged? can't we have bulldoged? can't you have bulldoged? can't they have bulldoged?
V-ing perfect
can't I have been bulldoging? can't you have been bulldoging? can't she have been bulldoging? can't we have been bulldoging? can't you have been bulldoging? can't they have been bulldoging?