English verb conjugation
MAY CONCERT

Regular verb: concert - concerted - concerted

Affirmation

Simple form	V-ing form
I may concert you may concert he may concert we may concert you may concert they may concert	I may be concerting you may be concerting he may be concerting we may be concerting you may be concerting they may be concerting
Perfect	V-ing perfect
I may have concerted you may have concerted he may have concerted we may have concerted you may have concerted they may have concerted	I may have been concerting you may have been concerting he may have been concerting we may have been concerting you may have been concerting they may have been concerting

Negation

Simple form	V-ing form
I may not concert you may not concert he may not concert we may not concert you may not concert they may not concert	I may not be concerting you may not be concerting he may not be concerting we may not be concerting you may not be concerting they may not be concerting
Perfect	V-ing perfect
I may not have concerted you may not have concerted he may not have concerted we may not have concerted you may not have concerted they may not have concerted	I may not have been concerting you may not have been concerting he may not have been concerting we may not have been concerting you may not have been concerting they may not have been concerting

Interrogative form

Simple form	V-ing form
may I concert? may you concert? may he concert? may we concert? may you concert? may they concert?	may I be concerting? may you be concerting? may he be concerting? may we be concerting? may you be concerting? may they be concerting?
Perfect	V-ing perfect
may I have concerted? may you have concerted? may he have concerted? may we have concerted? may you have concerted? may they have concerted?	may I have been concerting? may you have been concerting? may he have been concerting? may we have been concerting? may you have been concerting? may they have been concerting?

Interro-negative form

Simple form	V-ing form
may I not concert? may you not concert? may he not concert? may we not concert? may you not concert? may they not concert?	may I not be concerting? may you not be concerting? may he not be concerting? may we not be concerting? may you not be concerting? may they not be concerting?
Perfect	V-ing perfect
may I not have concerted? may you not have concerted? may he not have concerted? may we not have concerted? may you not have concerted? may they not have concerted?	may I not have been concerting? may you not have been concerting? may he not have been concerting? may we not have been concerting? may you not have been concerting? may they not have been concerting?