I can alternate you can alternate he can alternate we can alternate you can alternate they can alternate
Forme en V-ing
I can be alternating you can be alternating he can be alternating we can be alternating you can be alternating they can be alternating
Perfect
I can have alternated you can have alternated he can have alternated we can have alternated you can have alternated they can have alternated
Perfect en V-ing
I can have been alternating you can have been alternating he can have been alternating we can have been alternating you can have been alternating they can have been alternating
Négation
Forme simple
I cannot alternate you cannot alternate he cannot alternate we cannot alternate you cannot alternate they cannot alternate
Forme en V-ing
I cannot be alternating you cannot be alternating he cannot be alternating we cannot be alternating you cannot be alternating they cannot be alternating
Perfect
I cannot have alternated you cannot have alternated he cannot have alternated we cannot have alternated you cannot have alternated they cannot have alternated
Perfect en V-ing
I cannot have been alternating you cannot have been alternating he cannot have been alternating we cannot have been alternating you cannot have been alternating they cannot have been alternating
Forme interrogative
Forme simple
can I alternate? can you alternate? can he alternate? can we alternate? can you alternate? can they alternate?
Forme en V-ing
can I be alternating? can you be alternating? can he be alternating? can we be alternating? can you be alternating? can they be alternating?
Perfect
can I have alternated? can you have alternated? can he have alternated? can we have alternated? can you have alternated? can they have alternated?
Perfect en V-ing
can I have been alternating? can you have been alternating? can he have been alternating? can we have been alternating? can you have been alternating? can they have been alternating?
Forme interro-négative
Forme simple
can I not alternate? can you not alternate? can he not alternate? can we not alternate? can you not alternate? can they not alternate?
Forme en V-ing
can I not be alternating? can you not be alternating? can he not be alternating? can we not be alternating? can you not be alternating? can they not be alternating?
Perfect
can I not have alternated? can you not have alternated? can he not have alternated? can we not have alternated? can you not have alternated? can they not have alternated?
Perfect en V-ing
can I not have been alternating? can you not have been alternating? can he not have been alternating? can we not have been alternating? can you not have been alternating? can they not have been alternating?