I may market you may market he may market we may market you may market they may market
V-ing form
I may be marketing you may be marketing he may be marketing we may be marketing you may be marketing they may be marketing
Perfect
I may have marketed you may have marketed he 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 he 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 he 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 he 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 he 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 he 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 he market? may we market? may you market? may they market?
V-ing form
may I be marketing? may you be marketing? may he be marketing? may we be marketing? may you be marketing? may they be marketing?
Perfect
may I have marketed? may you have marketed? may he 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 he 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 he 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 he 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 he 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 he not have been marketing? may we not have been marketing? may you not have been marketing? may they not have been marketing?