Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I must lengthen lengthen you must lengthen lengthen she must lengthen lengthen we must lengthen lengthen you must lengthen lengthen they must lengthen lengthen
Forme en V-ing
I must be lengthen lengthening you must be lengthen lengthening she must be lengthen lengthening we must be lengthen lengthening you must be lengthen lengthening they must be lengthen lengthening
Perfect
I must have lengthen lengthened you must have lengthen lengthened she must have lengthen lengthened we must have lengthen lengthened you must have lengthen lengthened they must have lengthen lengthened
Perfect en V-ing
I must have been lengthen lengthening you must have been lengthen lengthening she must have been lengthen lengthening we must have been lengthen lengthening you must have been lengthen lengthening they must have been lengthen lengthening
Négation
Forme simple
I must not lengthen lengthen you must not lengthen lengthen she must not lengthen lengthen we must not lengthen lengthen you must not lengthen lengthen they must not lengthen lengthen
Forme en V-ing
I must not be lengthen lengthening you must not be lengthen lengthening she must not be lengthen lengthening we must not be lengthen lengthening you must not be lengthen lengthening they must not be lengthen lengthening
Perfect
I must not have lengthen lengthened you must not have lengthen lengthened she must not have lengthen lengthened we must not have lengthen lengthened you must not have lengthen lengthened they must not have lengthen lengthened
Perfect en V-ing
I must not have been lengthen lengthening you must not have been lengthen lengthening she must not have been lengthen lengthening we must not have been lengthen lengthening you must not have been lengthen lengthening they must not have been lengthen lengthening
Forme interrogative
Forme simple
must I lengthen lengthen? must you lengthen lengthen? must she lengthen lengthen? must we lengthen lengthen? must you lengthen lengthen? must they lengthen lengthen?
Forme en V-ing
must I be lengthen lengthening? must you be lengthen lengthening? must she be lengthen lengthening? must we be lengthen lengthening? must you be lengthen lengthening? must they be lengthen lengthening?
Perfect
must I have lengthen lengthened? must you have lengthen lengthened? must she have lengthen lengthened? must we have lengthen lengthened? must you have lengthen lengthened? must they have lengthen lengthened?
Perfect en V-ing
must I have been lengthen lengthening? must you have been lengthen lengthening? must she have been lengthen lengthening? must we have been lengthen lengthening? must you have been lengthen lengthening? must they have been lengthen lengthening?
Forme interro-négative
Forme simple
must I not lengthen lengthen? must you not lengthen lengthen? must she not lengthen lengthen? must we not lengthen lengthen? must you not lengthen lengthen? must they not lengthen lengthen?
Forme en V-ing
must I not be lengthen lengthening? must you not be lengthen lengthening? must she not be lengthen lengthening? must we not be lengthen lengthening? must you not be lengthen lengthening? must they not be lengthen lengthening?
Perfect
must I not have lengthen lengthened? must you not have lengthen lengthened? must she not have lengthen lengthened? must we not have lengthen lengthened? must you not have lengthen lengthened? must they not have lengthen lengthened?
Perfect en V-ing
must I not have been lengthen lengthening? must you not have been lengthen lengthening? must she not have been lengthen lengthening? must we not have been lengthen lengthening? must you not have been lengthen lengthening? must they not have been lengthen lengthening?