I may preestablish you may preestablish she may preestablish we may preestablish you may preestablish they may preestablish
Forme en V-ing
I may be preestablishing you may be preestablishing she may be preestablishing we may be preestablishing you may be preestablishing they may be preestablishing
Perfect
I may have preestablished you may have preestablished she may have preestablished we may have preestablished you may have preestablished they may have preestablished
Perfect en V-ing
I may have been preestablishing you may have been preestablishing she may have been preestablishing we may have been preestablishing you may have been preestablishing they may have been preestablishing
Négation
Forme simple
I mayn't preestablish you mayn't preestablish she mayn't preestablish we mayn't preestablish you mayn't preestablish they mayn't preestablish
Forme en V-ing
I mayn't be preestablishing you mayn't be preestablishing she mayn't be preestablishing we mayn't be preestablishing you mayn't be preestablishing they mayn't be preestablishing
Perfect
I mayn't have preestablished you mayn't have preestablished she mayn't have preestablished we mayn't have preestablished you mayn't have preestablished they mayn't have preestablished
Perfect en V-ing
I mayn't have been preestablishing you mayn't have been preestablishing she mayn't have been preestablishing we mayn't have been preestablishing you mayn't have been preestablishing they mayn't have been preestablishing
Forme interrogative
Forme simple
may I preestablish? may you preestablish? may she preestablish? may we preestablish? may you preestablish? may they preestablish?
Forme en V-ing
may I be preestablishing? may you be preestablishing? may she be preestablishing? may we be preestablishing? may you be preestablishing? may they be preestablishing?
Perfect
may I have preestablished? may you have preestablished? may she have preestablished? may we have preestablished? may you have preestablished? may they have preestablished?
Perfect en V-ing
may I have been preestablishing? may you have been preestablishing? may she have been preestablishing? may we have been preestablishing? may you have been preestablishing? may they have been preestablishing?
Forme interro-négative
Forme simple
mayn't I preestablish? mayn't you preestablish? mayn't she preestablish? mayn't we preestablish? mayn't you preestablish? mayn't they preestablish?
Forme en V-ing
mayn't I be preestablishing? mayn't you be preestablishing? mayn't she be preestablishing? mayn't we be preestablishing? mayn't you be preestablishing? mayn't they be preestablishing?
Perfect
mayn't I have preestablished? mayn't you have preestablished? mayn't she have preestablished? mayn't we have preestablished? mayn't you have preestablished? mayn't they have preestablished?
Perfect en V-ing
mayn't I have been preestablishing? mayn't you have been preestablishing? mayn't she have been preestablishing? mayn't we have been preestablishing? mayn't you have been preestablishing? mayn't they have been preestablishing?