I may market you may market she may market we may market you may market they may market
V-ing form
I may be marketing you may be marketing she may be marketing we may be marketing you may be marketing they may be marketing
Perfect
I may have marketed you may have marketed she may have marketed we may have marketed you may have marketed they may have marketed
V-ing perfect
I may have been marketing you may have been marketing she may have been marketing we may have been marketing you may have been marketing they may have been marketing
Negation
Simple form
I may not market you may not market she may not market we may not market you may not market they may not market
V-ing form
I may not be marketing you may not be marketing she may not be marketing we may not be marketing you may not be marketing they may not be marketing
Perfect
I may not have marketed you may not have marketed she may not have marketed we may not have marketed you may not have marketed they may not have marketed
V-ing perfect
I may not have been marketing you may not have been marketing she may not have been marketing we may not have been marketing you may not have been marketing they may not have been marketing
Interrogative form
Simple form
may I market? may you market? may she market? may we market? may you market? may they market?
V-ing form
may I be marketing? may you be marketing? may she be marketing? may we be marketing? may you be marketing? may they be marketing?
Perfect
may I have marketed? may you have marketed? may she have marketed? may we have marketed? may you have marketed? may they have marketed?
V-ing perfect
may I have been marketing? may you have been marketing? may she have been marketing? may we have been marketing? may you have been marketing? may they have been marketing?
Interro-negative form
Simple form
may I not market? may you not market? may she not market? may we not market? may you not market? may they not market?
V-ing form
may I not be marketing? may you not be marketing? may she not be marketing? may we not be marketing? may you not be marketing? may they not be marketing?
Perfect
may I not have marketed? may you not have marketed? may she not have marketed? may we not have marketed? may you not have marketed? may they not have marketed?
V-ing perfect
may I not have been marketing? may you not have been marketing? may she not have been marketing? may we not have been marketing? may you not have been marketing? may they not have been marketing?