I may screech you may screech she may screech we may screech you may screech they may screech
Forme en V-ing
I may be screeching you may be screeching she may be screeching we may be screeching you may be screeching they may be screeching
Perfect
I may have screeched you may have screeched she may have screeched we may have screeched you may have screeched they may have screeched
Perfect en V-ing
I may have been screeching you may have been screeching she may have been screeching we may have been screeching you may have been screeching they may have been screeching
Négation
Forme simple
I may not screech you may not screech she may not screech we may not screech you may not screech they may not screech
Forme en V-ing
I may not be screeching you may not be screeching she may not be screeching we may not be screeching you may not be screeching they may not be screeching
Perfect
I may not have screeched you may not have screeched she may not have screeched we may not have screeched you may not have screeched they may not have screeched
Perfect en V-ing
I may not have been screeching you may not have been screeching she may not have been screeching we may not have been screeching you may not have been screeching they may not have been screeching
Forme interrogative
Forme simple
may I screech? may you screech? may she screech? may we screech? may you screech? may they screech?
Forme en V-ing
may I be screeching? may you be screeching? may she be screeching? may we be screeching? may you be screeching? may they be screeching?
Perfect
may I have screeched? may you have screeched? may she have screeched? may we have screeched? may you have screeched? may they have screeched?
Perfect en V-ing
may I have been screeching? may you have been screeching? may she have been screeching? may we have been screeching? may you have been screeching? may they have been screeching?
Forme interro-négative
Forme simple
may I not screech? may you not screech? may she not screech? may we not screech? may you not screech? may they not screech?
Forme en V-ing
may I not be screeching? may you not be screeching? may she not be screeching? may we not be screeching? may you not be screeching? may they not be screeching?
Perfect
may I not have screeched? may you not have screeched? may she not have screeched? may we not have screeched? may you not have screeched? may they not have screeched?
Perfect en V-ing
may I not have been screeching? may you not have been screeching? may she not have been screeching? may we not have been screeching? may you not have been screeching? may they not have been screeching?