I can begird you can begird he can begird we can begird you can begird they can begird
V-ing form
I can be begirding you can be begirding he can be begirding we can be begirding you can be begirding they can be begirding
Perfect
I can have begirded you can have begirded he can have begirded we can have begirded you can have begirded they can have begirded
V-ing perfect
I can have been begirding you can have been begirding he can have been begirding we can have been begirding you can have been begirding they can have been begirding
Negation
Simple form
I can't begird you can't begird he can't begird we can't begird you can't begird they can't begird
V-ing form
I can't be begirding you can't be begirding he can't be begirding we can't be begirding you can't be begirding they can't be begirding
Perfect
I can't have begirded you can't have begirded he can't have begirded we can't have begirded you can't have begirded they can't have begirded
V-ing perfect
I can't have been begirding you can't have been begirding he can't have been begirding we can't have been begirding you can't have been begirding they can't have been begirding
Interrogative form
Simple form
can I begird? can you begird? can he begird? can we begird? can you begird? can they begird?
V-ing form
can I be begirding? can you be begirding? can he be begirding? can we be begirding? can you be begirding? can they be begirding?
Perfect
can I have begirded? can you have begirded? can he have begirded? can we have begirded? can you have begirded? can they have begirded?
V-ing perfect
can I have been begirding? can you have been begirding? can he have been begirding? can we have been begirding? can you have been begirding? can they have been begirding?
Interro-negative form
Simple form
can't I begird? can't you begird? can't he begird? can't we begird? can't you begird? can't they begird?
V-ing form
can't I be begirding? can't you be begirding? can't he be begirding? can't we be begirding? can't you be begirding? can't they be begirding?
Perfect
can't I have begirded? can't you have begirded? can't he have begirded? can't we have begirded? can't you have begirded? can't they have begirded?
V-ing perfect
can't I have been begirding? can't you have been begirding? can't he have been begirding? can't we have been begirding? can't you have been begirding? can't they have been begirding?