I may blackball you may blackball she may blackball we may blackball you may blackball they may blackball
V-ing form
I may be blackballing you may be blackballing she may be blackballing we may be blackballing you may be blackballing they may be blackballing
Perfect
I may have blackballed you may have blackballed she may have blackballed we may have blackballed you may have blackballed they may have blackballed
V-ing perfect
I may have been blackballing you may have been blackballing she may have been blackballing we may have been blackballing you may have been blackballing they may have been blackballing
Negation
Simple form
I may not blackball you may not blackball she may not blackball we may not blackball you may not blackball they may not blackball
V-ing form
I may not be blackballing you may not be blackballing she may not be blackballing we may not be blackballing you may not be blackballing they may not be blackballing
Perfect
I may not have blackballed you may not have blackballed she may not have blackballed we may not have blackballed you may not have blackballed they may not have blackballed
V-ing perfect
I may not have been blackballing you may not have been blackballing she may not have been blackballing we may not have been blackballing you may not have been blackballing they may not have been blackballing
Interrogative form
Simple form
may I blackball? may you blackball? may she blackball? may we blackball? may you blackball? may they blackball?
V-ing form
may I be blackballing? may you be blackballing? may she be blackballing? may we be blackballing? may you be blackballing? may they be blackballing?
Perfect
may I have blackballed? may you have blackballed? may she have blackballed? may we have blackballed? may you have blackballed? may they have blackballed?
V-ing perfect
may I have been blackballing? may you have been blackballing? may she have been blackballing? may we have been blackballing? may you have been blackballing? may they have been blackballing?
Interro-negative form
Simple form
may I not blackball? may you not blackball? may she not blackball? may we not blackball? may you not blackball? may they not blackball?
V-ing form
may I not be blackballing? may you not be blackballing? may she not be blackballing? may we not be blackballing? may you not be blackballing? may they not be blackballing?
Perfect
may I not have blackballed? may you not have blackballed? may she not have blackballed? may we not have blackballed? may you not have blackballed? may they not have blackballed?
V-ing perfect
may I not have been blackballing? may you not have been blackballing? may she not have been blackballing? may we not have been blackballing? may you not have been blackballing? may they not have been blackballing?