English verb conjugation
MAY CONCUSS

Regular verb: concuss - concussed - concussed

Affirmation

Simple form	V-ing form
I may concuss you may concuss he may concuss we may concuss you may concuss they may concuss	I may be concussing you may be concussing he may be concussing we may be concussing you may be concussing they may be concussing
Perfect	V-ing perfect
I may have concussed you may have concussed he may have concussed we may have concussed you may have concussed they may have concussed	I may have been concussing you may have been concussing he may have been concussing we may have been concussing you may have been concussing they may have been concussing

Negation

Simple form	V-ing form
I may not concuss you may not concuss he may not concuss we may not concuss you may not concuss they may not concuss	I may not be concussing you may not be concussing he may not be concussing we may not be concussing you may not be concussing they may not be concussing
Perfect	V-ing perfect
I may not have concussed you may not have concussed he may not have concussed we may not have concussed you may not have concussed they may not have concussed	I may not have been concussing you may not have been concussing he may not have been concussing we may not have been concussing you may not have been concussing they may not have been concussing

Interrogative form

Simple form	V-ing form
may I concuss? may you concuss? may he concuss? may we concuss? may you concuss? may they concuss?	may I be concussing? may you be concussing? may he be concussing? may we be concussing? may you be concussing? may they be concussing?
Perfect	V-ing perfect
may I have concussed? may you have concussed? may he have concussed? may we have concussed? may you have concussed? may they have concussed?	may I have been concussing? may you have been concussing? may he have been concussing? may we have been concussing? may you have been concussing? may they have been concussing?

Interro-negative form

Simple form	V-ing form
may I not concuss? may you not concuss? may he not concuss? may we not concuss? may you not concuss? may they not concuss?	may I not be concussing? may you not be concussing? may he not be concussing? may we not be concussing? may you not be concussing? may they not be concussing?
Perfect	V-ing perfect
may I not have concussed? may you not have concussed? may he not have concussed? may we not have concussed? may you not have concussed? may they not have concussed?	may I not have been concussing? may you not have been concussing? may he not have been concussing? may we not have been concussing? may you not have been concussing? may they not have been concussing?