I may lengthen you may lengthen he may lengthen we may lengthen you may lengthen they may lengthen
Forme en V-ing
I may be lengthening you may be lengthening he may be lengthening we may be lengthening you may be lengthening they may be lengthening
Perfect
I may have lengthened you may have lengthened he may have lengthened we may have lengthened you may have lengthened they may have lengthened
Perfect en V-ing
I may have been lengthening you may have been lengthening he may have been lengthening we may have been lengthening you may have been lengthening they may have been lengthening
Négation
Forme simple
I mayn't lengthen you mayn't lengthen he mayn't lengthen we mayn't lengthen you mayn't lengthen they mayn't lengthen
Forme en V-ing
I mayn't be lengthening you mayn't be lengthening he mayn't be lengthening we mayn't be lengthening you mayn't be lengthening they mayn't be lengthening
Perfect
I mayn't have lengthened you mayn't have lengthened he mayn't have lengthened we mayn't have lengthened you mayn't have lengthened they mayn't have lengthened
Perfect en V-ing
I mayn't have been lengthening you mayn't have been lengthening he mayn't have been lengthening we mayn't have been lengthening you mayn't have been lengthening they mayn't have been lengthening
Forme interrogative
Forme simple
may I lengthen? may you lengthen? may he lengthen? may we lengthen? may you lengthen? may they lengthen?
Forme en V-ing
may I be lengthening? may you be lengthening? may he be lengthening? may we be lengthening? may you be lengthening? may they be lengthening?
Perfect
may I have lengthened? may you have lengthened? may he have lengthened? may we have lengthened? may you have lengthened? may they have lengthened?
Perfect en V-ing
may I have been lengthening? may you have been lengthening? may he have been lengthening? may we have been lengthening? may you have been lengthening? may they have been lengthening?
Forme interro-négative
Forme simple
mayn't I lengthen? mayn't you lengthen? mayn't he lengthen? mayn't we lengthen? mayn't you lengthen? mayn't they lengthen?
Forme en V-ing
mayn't I be lengthening? mayn't you be lengthening? mayn't he be lengthening? mayn't we be lengthening? mayn't you be lengthening? mayn't they be lengthening?
Perfect
mayn't I have lengthened? mayn't you have lengthened? mayn't he have lengthened? mayn't we have lengthened? mayn't you have lengthened? mayn't they have lengthened?
Perfect en V-ing
mayn't I have been lengthening? mayn't you have been lengthening? mayn't he have been lengthening? mayn't we have been lengthening? mayn't you have been lengthening? mayn't they have been lengthening?