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 cannot abridge you cannot abridge he cannot abridge we cannot abridge you cannot abridge they cannot abridge
V-ing form
I cannot be abridging you cannot be abridging he cannot be abridging we cannot be abridging you cannot be abridging they cannot be abridging
Perfect
I cannot have abridged you cannot have abridged he cannot have abridged we cannot have abridged you cannot have abridged they cannot have abridged
V-ing perfect
I cannot have been abridging you cannot have been abridging he cannot have been abridging we cannot have been abridging you cannot have been abridging they cannot 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 I not abridge? can you not abridge? can he not abridge? can we not abridge? can you not abridge? can they not abridge?
V-ing form
can I not be abridging? can you not be abridging? can he not be abridging? can we not be abridging? can you not be abridging? can they not be abridging?
Perfect
can I not have abridged? can you not have abridged? can he not have abridged? can we not have abridged? can you not have abridged? can they not have abridged?
V-ing perfect
can I not have been abridging? can you not have been abridging? can he not have been abridging? can we not have been abridging? can you not have been abridging? can they not have been abridging?