I can expound you can expound he can expound we can expound you can expound they can expound
Forme en V-ing
I can be expounding you can be expounding he can be expounding we can be expounding you can be expounding they can be expounding
Perfect
I can have expounded you can have expounded he can have expounded we can have expounded you can have expounded they can have expounded
Perfect en V-ing
I can have been expounding you can have been expounding he can have been expounding we can have been expounding you can have been expounding they can have been expounding
Négation
Forme simple
I cannot expound you cannot expound he cannot expound we cannot expound you cannot expound they cannot expound
Forme en V-ing
I cannot be expounding you cannot be expounding he cannot be expounding we cannot be expounding you cannot be expounding they cannot be expounding
Perfect
I cannot have expounded you cannot have expounded he cannot have expounded we cannot have expounded you cannot have expounded they cannot have expounded
Perfect en V-ing
I cannot have been expounding you cannot have been expounding he cannot have been expounding we cannot have been expounding you cannot have been expounding they cannot have been expounding
Forme interrogative
Forme simple
can I expound? can you expound? can he expound? can we expound? can you expound? can they expound?
Forme en V-ing
can I be expounding? can you be expounding? can he be expounding? can we be expounding? can you be expounding? can they be expounding?
Perfect
can I have expounded? can you have expounded? can he have expounded? can we have expounded? can you have expounded? can they have expounded?
Perfect en V-ing
can I have been expounding? can you have been expounding? can he have been expounding? can we have been expounding? can you have been expounding? can they have been expounding?
Forme interro-négative
Forme simple
can I not expound? can you not expound? can he not expound? can we not expound? can you not expound? can they not expound?
Forme en V-ing
can I not be expounding? can you not be expounding? can he not be expounding? can we not be expounding? can you not be expounding? can they not be expounding?
Perfect
can I not have expounded? can you not have expounded? can he not have expounded? can we not have expounded? can you not have expounded? can they not have expounded?
Perfect en V-ing
can I not have been expounding? can you not have been expounding? can he not have been expounding? can we not have been expounding? can you not have been expounding? can they not have been expounding?