I can allege you can allege he can allege we can allege you can allege they can allege
V-ing form
I can be alleging you can be alleging he can be alleging we can be alleging you can be alleging they can be alleging
Perfect
I can have alleged you can have alleged he can have alleged we can have alleged you can have alleged they can have alleged
V-ing perfect
I can have been alleging you can have been alleging he can have been alleging we can have been alleging you can have been alleging they can have been alleging
Negation
Simple form
I cannot allege you cannot allege he cannot allege we cannot allege you cannot allege they cannot allege
V-ing form
I cannot be alleging you cannot be alleging he cannot be alleging we cannot be alleging you cannot be alleging they cannot be alleging
Perfect
I cannot have alleged you cannot have alleged he cannot have alleged we cannot have alleged you cannot have alleged they cannot have alleged
V-ing perfect
I cannot have been alleging you cannot have been alleging he cannot have been alleging we cannot have been alleging you cannot have been alleging they cannot have been alleging
Interrogative form
Simple form
can I allege? can you allege? can he allege? can we allege? can you allege? can they allege?
V-ing form
can I be alleging? can you be alleging? can he be alleging? can we be alleging? can you be alleging? can they be alleging?
Perfect
can I have alleged? can you have alleged? can he have alleged? can we have alleged? can you have alleged? can they have alleged?
V-ing perfect
can I have been alleging? can you have been alleging? can he have been alleging? can we have been alleging? can you have been alleging? can they have been alleging?
Interro-negative form
Simple form
can I not allege? can you not allege? can he not allege? can we not allege? can you not allege? can they not allege?
V-ing form
can I not be alleging? can you not be alleging? can he not be alleging? can we not be alleging? can you not be alleging? can they not be alleging?
Perfect
can I not have alleged? can you not have alleged? can he not have alleged? can we not have alleged? can you not have alleged? can they not have alleged?
V-ing perfect
can I not have been alleging? can you not have been alleging? can he not have been alleging? can we not have been alleging? can you not have been alleging? can they not have been alleging?