I may conceal you may conceal he may conceal we may conceal you may conceal they may conceal
Forme en V-ing
I may be concealing you may be concealing he may be concealing we may be concealing you may be concealing they may be concealing
Perfect
I may have concealed you may have concealed he may have concealed we may have concealed you may have concealed they may have concealed
Perfect en V-ing
I may have been concealing you may have been concealing he may have been concealing we may have been concealing you may have been concealing they may have been concealing
Négation
Forme simple
I may not conceal you may not conceal he may not conceal we may not conceal you may not conceal they may not conceal
Forme en V-ing
I may not be concealing you may not be concealing he may not be concealing we may not be concealing you may not be concealing they may not be concealing
Perfect
I may not have concealed you may not have concealed he may not have concealed we may not have concealed you may not have concealed they may not have concealed
Perfect en V-ing
I may not have been concealing you may not have been concealing he may not have been concealing we may not have been concealing you may not have been concealing they may not have been concealing
Forme interrogative
Forme simple
may I conceal? may you conceal? may he conceal? may we conceal? may you conceal? may they conceal?
Forme en V-ing
may I be concealing? may you be concealing? may he be concealing? may we be concealing? may you be concealing? may they be concealing?
Perfect
may I have concealed? may you have concealed? may he have concealed? may we have concealed? may you have concealed? may they have concealed?
Perfect en V-ing
may I have been concealing? may you have been concealing? may he have been concealing? may we have been concealing? may you have been concealing? may they have been concealing?
Forme interro-négative
Forme simple
may I not conceal? may you not conceal? may he not conceal? may we not conceal? may you not conceal? may they not conceal?
Forme en V-ing
may I not be concealing? may you not be concealing? may he not be concealing? may we not be concealing? may you not be concealing? may they not be concealing?
Perfect
may I not have concealed? may you not have concealed? may he not have concealed? may we not have concealed? may you not have concealed? may they not have concealed?
Perfect en V-ing
may I not have been concealing? may you not have been concealing? may he not have been concealing? may we not have been concealing? may you not have been concealing? may they not have been concealing?