I can promise you can promise he can promise we can promise you can promise they can promise
V-ing form
I can be promising you can be promising he can be promising we can be promising you can be promising they can be promising
Perfect
I can have promised you can have promised he can have promised we can have promised you can have promised they can have promised
V-ing perfect
I can have been promising you can have been promising he can have been promising we can have been promising you can have been promising they can have been promising
Negation
Simple form
I can't promise you can't promise he can't promise we can't promise you can't promise they can't promise
V-ing form
I can't be promising you can't be promising he can't be promising we can't be promising you can't be promising they can't be promising
Perfect
I can't have promised you can't have promised he can't have promised we can't have promised you can't have promised they can't have promised
V-ing perfect
I can't have been promising you can't have been promising he can't have been promising we can't have been promising you can't have been promising they can't have been promising
Interrogative form
Simple form
can I promise? can you promise? can he promise? can we promise? can you promise? can they promise?
V-ing form
can I be promising? can you be promising? can he be promising? can we be promising? can you be promising? can they be promising?
Perfect
can I have promised? can you have promised? can he have promised? can we have promised? can you have promised? can they have promised?
V-ing perfect
can I have been promising? can you have been promising? can he have been promising? can we have been promising? can you have been promising? can they have been promising?
Interro-negative form
Simple form
can't I promise? can't you promise? can't he promise? can't we promise? can't you promise? can't they promise?
V-ing form
can't I be promising? can't you be promising? can't he be promising? can't we be promising? can't you be promising? can't they be promising?
Perfect
can't I have promised? can't you have promised? can't he have promised? can't we have promised? can't you have promised? can't they have promised?
V-ing perfect
can't I have been promising? can't you have been promising? can't he have been promising? can't we have been promising? can't you have been promising? can't they have been promising?