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