I can bird-dog you can bird-dog she can bird-dog we can bird-dog you can bird-dog they can bird-dog
V-ing form
I can be bird-doging you can be bird-doging she can be bird-doging we can be bird-doging you can be bird-doging they can be bird-doging
Perfect
I can have bird-doged you can have bird-doged she can have bird-doged we can have bird-doged you can have bird-doged they can have bird-doged
V-ing perfect
I can have been bird-doging you can have been bird-doging she can have been bird-doging we can have been bird-doging you can have been bird-doging they can have been bird-doging
Negation
Simple form
I can't bird-dog you can't bird-dog she can't bird-dog we can't bird-dog you can't bird-dog they can't bird-dog
V-ing form
I can't be bird-doging you can't be bird-doging she can't be bird-doging we can't be bird-doging you can't be bird-doging they can't be bird-doging
Perfect
I can't have bird-doged you can't have bird-doged she can't have bird-doged we can't have bird-doged you can't have bird-doged they can't have bird-doged
V-ing perfect
I can't have been bird-doging you can't have been bird-doging she can't have been bird-doging we can't have been bird-doging you can't have been bird-doging they can't have been bird-doging
Interrogative form
Simple form
can I bird-dog? can you bird-dog? can she bird-dog? can we bird-dog? can you bird-dog? can they bird-dog?
V-ing form
can I be bird-doging? can you be bird-doging? can she be bird-doging? can we be bird-doging? can you be bird-doging? can they be bird-doging?
Perfect
can I have bird-doged? can you have bird-doged? can she have bird-doged? can we have bird-doged? can you have bird-doged? can they have bird-doged?
V-ing perfect
can I have been bird-doging? can you have been bird-doging? can she have been bird-doging? can we have been bird-doging? can you have been bird-doging? can they have been bird-doging?
Interro-negative form
Simple form
can't I bird-dog? can't you bird-dog? can't she bird-dog? can't we bird-dog? can't you bird-dog? can't they bird-dog?
V-ing form
can't I be bird-doging? can't you be bird-doging? can't she be bird-doging? can't we be bird-doging? can't you be bird-doging? can't they be bird-doging?
Perfect
can't I have bird-doged? can't you have bird-doged? can't she have bird-doged? can't we have bird-doged? can't you have bird-doged? can't they have bird-doged?
V-ing perfect
can't I have been bird-doging? can't you have been bird-doging? can't she have been bird-doging? can't we have been bird-doging? can't you have been bird-doging? can't they have been bird-doging?