I must leister you must leister she must leister we must leister you must leister they must leister
Forme en V-ing
I must be leistering you must be leistering she must be leistering we must be leistering you must be leistering they must be leistering
Perfect
I must have leistered you must have leistered she must have leistered we must have leistered you must have leistered they must have leistered
Perfect en V-ing
I must have been leistering you must have been leistering she must have been leistering we must have been leistering you must have been leistering they must have been leistering
Négation
Forme simple
I must not leister you must not leister she must not leister we must not leister you must not leister they must not leister
Forme en V-ing
I must not be leistering you must not be leistering she must not be leistering we must not be leistering you must not be leistering they must not be leistering
Perfect
I must not have leistered you must not have leistered she must not have leistered we must not have leistered you must not have leistered they must not have leistered
Perfect en V-ing
I must not have been leistering you must not have been leistering she must not have been leistering we must not have been leistering you must not have been leistering they must not have been leistering
Forme interrogative
Forme simple
must I leister? must you leister? must she leister? must we leister? must you leister? must they leister?
Forme en V-ing
must I be leistering? must you be leistering? must she be leistering? must we be leistering? must you be leistering? must they be leistering?
Perfect
must I have leistered? must you have leistered? must she have leistered? must we have leistered? must you have leistered? must they have leistered?
Perfect en V-ing
must I have been leistering? must you have been leistering? must she have been leistering? must we have been leistering? must you have been leistering? must they have been leistering?
Forme interro-négative
Forme simple
must I not leister? must you not leister? must she not leister? must we not leister? must you not leister? must they not leister?
Forme en V-ing
must I not be leistering? must you not be leistering? must she not be leistering? must we not be leistering? must you not be leistering? must they not be leistering?
Perfect
must I not have leistered? must you not have leistered? must she not have leistered? must we not have leistered? must you not have leistered? must they not have leistered?
Perfect en V-ing
must I not have been leistering? must you not have been leistering? must she not have been leistering? must we not have been leistering? must you not have been leistering? must they not have been leistering?