I may snowboard you may snowboard he may snowboard we may snowboard you may snowboard they may snowboard
V-ing form
I may be snowboarding you may be snowboarding he may be snowboarding we may be snowboarding you may be snowboarding they may be snowboarding
Perfect
I may have snowboarded you may have snowboarded he may have snowboarded we may have snowboarded you may have snowboarded they may have snowboarded
V-ing perfect
I may have been snowboarding you may have been snowboarding he may have been snowboarding we may have been snowboarding you may have been snowboarding they may have been snowboarding
Negation
Simple form
I may not snowboard you may not snowboard he may not snowboard we may not snowboard you may not snowboard they may not snowboard
V-ing form
I may not be snowboarding you may not be snowboarding he may not be snowboarding we may not be snowboarding you may not be snowboarding they may not be snowboarding
Perfect
I may not have snowboarded you may not have snowboarded he may not have snowboarded we may not have snowboarded you may not have snowboarded they may not have snowboarded
V-ing perfect
I may not have been snowboarding you may not have been snowboarding he may not have been snowboarding we may not have been snowboarding you may not have been snowboarding they may not have been snowboarding
Interrogative form
Simple form
may I snowboard? may you snowboard? may he snowboard? may we snowboard? may you snowboard? may they snowboard?
V-ing form
may I be snowboarding? may you be snowboarding? may he be snowboarding? may we be snowboarding? may you be snowboarding? may they be snowboarding?
Perfect
may I have snowboarded? may you have snowboarded? may he have snowboarded? may we have snowboarded? may you have snowboarded? may they have snowboarded?
V-ing perfect
may I have been snowboarding? may you have been snowboarding? may he have been snowboarding? may we have been snowboarding? may you have been snowboarding? may they have been snowboarding?
Interro-negative form
Simple form
may I not snowboard? may you not snowboard? may he not snowboard? may we not snowboard? may you not snowboard? may they not snowboard?
V-ing form
may I not be snowboarding? may you not be snowboarding? may he not be snowboarding? may we not be snowboarding? may you not be snowboarding? may they not be snowboarding?
Perfect
may I not have snowboarded? may you not have snowboarded? may he not have snowboarded? may we not have snowboarded? may you not have snowboarded? may they not have snowboarded?
V-ing perfect
may I not have been snowboarding? may you not have been snowboarding? may he not have been snowboarding? may we not have been snowboarding? may you not have been snowboarding? may they not have been snowboarding?