I can abridge you can abridge he can abridge we can abridge you can abridge they can abridge
V-ing form
I can be abridging you can be abridging he can be abridging we can be abridging you can be abridging they can be abridging
Perfect
I can have abridged you can have abridged he can have abridged we can have abridged you can have abridged they can have abridged
V-ing perfect
I can have been abridging you can have been abridging he can have been abridging we can have been abridging you can have been abridging they can have been abridging
Negation
Simple form
I can't abridge you can't abridge he can't abridge we can't abridge you can't abridge they can't abridge
V-ing form
I can't be abridging you can't be abridging he can't be abridging we can't be abridging you can't be abridging they can't be abridging
Perfect
I can't have abridged you can't have abridged he can't have abridged we can't have abridged you can't have abridged they can't have abridged
V-ing perfect
I can't have been abridging you can't have been abridging he can't have been abridging we can't have been abridging you can't have been abridging they can't have been abridging
Interrogative form
Simple form
can I abridge? can you abridge? can he abridge? can we abridge? can you abridge? can they abridge?
V-ing form
can I be abridging? can you be abridging? can he be abridging? can we be abridging? can you be abridging? can they be abridging?
Perfect
can I have abridged? can you have abridged? can he have abridged? can we have abridged? can you have abridged? can they have abridged?
V-ing perfect
can I have been abridging? can you have been abridging? can he have been abridging? can we have been abridging? can you have been abridging? can they have been abridging?
Interro-negative form
Simple form
can't I abridge? can't you abridge? can't he abridge? can't we abridge? can't you abridge? can't they abridge?
V-ing form
can't I be abridging? can't you be abridging? can't he be abridging? can't we be abridging? can't you be abridging? can't they be abridging?
Perfect
can't I have abridged? can't you have abridged? can't he have abridged? can't we have abridged? can't you have abridged? can't they have abridged?
V-ing perfect
can't I have been abridging? can't you have been abridging? can't he have been abridging? can't we have been abridging? can't you have been abridging? can't they have been abridging?