I must correspond you must correspond she must correspond we must correspond you must correspond they must correspond
Forme en V-ing
I must be corresponding you must be corresponding she must be corresponding we must be corresponding you must be corresponding they must be corresponding
Perfect
I must have corresponded you must have corresponded she must have corresponded we must have corresponded you must have corresponded they must have corresponded
Perfect en V-ing
I must have been corresponding you must have been corresponding she must have been corresponding we must have been corresponding you must have been corresponding they must have been corresponding
Négation
Forme simple
I must not correspond you must not correspond she must not correspond we must not correspond you must not correspond they must not correspond
Forme en V-ing
I must not be corresponding you must not be corresponding she must not be corresponding we must not be corresponding you must not be corresponding they must not be corresponding
Perfect
I must not have corresponded you must not have corresponded she must not have corresponded we must not have corresponded you must not have corresponded they must not have corresponded
Perfect en V-ing
I must not have been corresponding you must not have been corresponding she must not have been corresponding we must not have been corresponding you must not have been corresponding they must not have been corresponding
Forme interrogative
Forme simple
must I correspond? must you correspond? must she correspond? must we correspond? must you correspond? must they correspond?
Forme en V-ing
must I be corresponding? must you be corresponding? must she be corresponding? must we be corresponding? must you be corresponding? must they be corresponding?
Perfect
must I have corresponded? must you have corresponded? must she have corresponded? must we have corresponded? must you have corresponded? must they have corresponded?
Perfect en V-ing
must I have been corresponding? must you have been corresponding? must she have been corresponding? must we have been corresponding? must you have been corresponding? must they have been corresponding?
Forme interro-négative
Forme simple
must I not correspond? must you not correspond? must she not correspond? must we not correspond? must you not correspond? must they not correspond?
Forme en V-ing
must I not be corresponding? must you not be corresponding? must she not be corresponding? must we not be corresponding? must you not be corresponding? must they not be corresponding?
Perfect
must I not have corresponded? must you not have corresponded? must she not have corresponded? must we not have corresponded? must you not have corresponded? must they not have corresponded?
Perfect en V-ing
must I not have been corresponding? must you not have been corresponding? must she not have been corresponding? must we not have been corresponding? must you not have been corresponding? must they not have been corresponding?