I may busk you may busk he may busk we may busk you may busk they may busk
V-ing form
I may be busking you may be busking he may be busking we may be busking you may be busking they may be busking
Perfect
I may have busked you may have busked he may have busked we may have busked you may have busked they may have busked
V-ing perfect
I may have been busking you may have been busking he may have been busking we may have been busking you may have been busking they may have been busking
Negation
Simple form
I may not busk you may not busk he may not busk we may not busk you may not busk they may not busk
V-ing form
I may not be busking you may not be busking he may not be busking we may not be busking you may not be busking they may not be busking
Perfect
I may not have busked you may not have busked he may not have busked we may not have busked you may not have busked they may not have busked
V-ing perfect
I may not have been busking you may not have been busking he may not have been busking we may not have been busking you may not have been busking they may not have been busking
Interrogative form
Simple form
may I busk? may you busk? may he busk? may we busk? may you busk? may they busk?
V-ing form
may I be busking? may you be busking? may he be busking? may we be busking? may you be busking? may they be busking?
Perfect
may I have busked? may you have busked? may he have busked? may we have busked? may you have busked? may they have busked?
V-ing perfect
may I have been busking? may you have been busking? may he have been busking? may we have been busking? may you have been busking? may they have been busking?
Interro-negative form
Simple form
may I not busk? may you not busk? may he not busk? may we not busk? may you not busk? may they not busk?
V-ing form
may I not be busking? may you not be busking? may he not be busking? may we not be busking? may you not be busking? may they not be busking?
Perfect
may I not have busked? may you not have busked? may he not have busked? may we not have busked? may you not have busked? may they not have busked?
V-ing perfect
may I not have been busking? may you not have been busking? may he not have been busking? may we not have been busking? may you not have been busking? may they not have been busking?