I may tune you may tune she may tune we may tune you may tune they may tune
V-ing form
I may be tuning you may be tuning she may be tuning we may be tuning you may be tuning they may be tuning
Perfect
I may have tuned you may have tuned she may have tuned we may have tuned you may have tuned they may have tuned
V-ing perfect
I may have been tuning you may have been tuning she may have been tuning we may have been tuning you may have been tuning they may have been tuning
Negation
Simple form
I may not tune you may not tune she may not tune we may not tune you may not tune they may not tune
V-ing form
I may not be tuning you may not be tuning she may not be tuning we may not be tuning you may not be tuning they may not be tuning
Perfect
I may not have tuned you may not have tuned she may not have tuned we may not have tuned you may not have tuned they may not have tuned
V-ing perfect
I may not have been tuning you may not have been tuning she may not have been tuning we may not have been tuning you may not have been tuning they may not have been tuning
Interrogative form
Simple form
may I tune? may you tune? may she tune? may we tune? may you tune? may they tune?
V-ing form
may I be tuning? may you be tuning? may she be tuning? may we be tuning? may you be tuning? may they be tuning?
Perfect
may I have tuned? may you have tuned? may she have tuned? may we have tuned? may you have tuned? may they have tuned?
V-ing perfect
may I have been tuning? may you have been tuning? may she have been tuning? may we have been tuning? may you have been tuning? may they have been tuning?
Interro-negative form
Simple form
may I not tune? may you not tune? may she not tune? may we not tune? may you not tune? may they not tune?
V-ing form
may I not be tuning? may you not be tuning? may she not be tuning? may we not be tuning? may you not be tuning? may they not be tuning?
Perfect
may I not have tuned? may you not have tuned? may she not have tuned? may we not have tuned? may you not have tuned? may they not have tuned?
V-ing perfect
may I not have been tuning? may you not have been tuning? may she not have been tuning? may we not have been tuning? may you not have been tuning? may they not have been tuning?