I may perfect you may perfect she may perfect we may perfect you may perfect they may perfect
V-ing form
I may be perfecting you may be perfecting she may be perfecting we may be perfecting you may be perfecting they may be perfecting
Perfect
I may have perfected you may have perfected she may have perfected we may have perfected you may have perfected they may have perfected
V-ing perfect
I may have been perfecting you may have been perfecting she may have been perfecting we may have been perfecting you may have been perfecting they may have been perfecting
Negation
Simple form
I mayn't perfect you mayn't perfect she mayn't perfect we mayn't perfect you mayn't perfect they mayn't perfect
V-ing form
I mayn't be perfecting you mayn't be perfecting she mayn't be perfecting we mayn't be perfecting you mayn't be perfecting they mayn't be perfecting
Perfect
I mayn't have perfected you mayn't have perfected she mayn't have perfected we mayn't have perfected you mayn't have perfected they mayn't have perfected
V-ing perfect
I mayn't have been perfecting you mayn't have been perfecting she mayn't have been perfecting we mayn't have been perfecting you mayn't have been perfecting they mayn't have been perfecting
Interrogative form
Simple form
may I perfect? may you perfect? may she perfect? may we perfect? may you perfect? may they perfect?
V-ing form
may I be perfecting? may you be perfecting? may she be perfecting? may we be perfecting? may you be perfecting? may they be perfecting?
Perfect
may I have perfected? may you have perfected? may she have perfected? may we have perfected? may you have perfected? may they have perfected?
V-ing perfect
may I have been perfecting? may you have been perfecting? may she have been perfecting? may we have been perfecting? may you have been perfecting? may they have been perfecting?
Interro-negative form
Simple form
mayn't I perfect? mayn't you perfect? mayn't she perfect? mayn't we perfect? mayn't you perfect? mayn't they perfect?
V-ing form
mayn't I be perfecting? mayn't you be perfecting? mayn't she be perfecting? mayn't we be perfecting? mayn't you be perfecting? mayn't they be perfecting?
Perfect
mayn't I have perfected? mayn't you have perfected? mayn't she have perfected? mayn't we have perfected? mayn't you have perfected? mayn't they have perfected?
V-ing perfect
mayn't I have been perfecting? mayn't you have been perfecting? mayn't she have been perfecting? mayn't we have been perfecting? mayn't you have been perfecting? mayn't they have been perfecting?