I may quarterback you may quarterback he may quarterback we may quarterback you may quarterback they may quarterback
V-ing form
I may be quarterbacking you may be quarterbacking he may be quarterbacking we may be quarterbacking you may be quarterbacking they may be quarterbacking
Perfect
I may have quarterbacked you may have quarterbacked he may have quarterbacked we may have quarterbacked you may have quarterbacked they may have quarterbacked
V-ing perfect
I may have been quarterbacking you may have been quarterbacking he may have been quarterbacking we may have been quarterbacking you may have been quarterbacking they may have been quarterbacking
Negation
Simple form
I mayn't quarterback you mayn't quarterback he mayn't quarterback we mayn't quarterback you mayn't quarterback they mayn't quarterback
V-ing form
I mayn't be quarterbacking you mayn't be quarterbacking he mayn't be quarterbacking we mayn't be quarterbacking you mayn't be quarterbacking they mayn't be quarterbacking
Perfect
I mayn't have quarterbacked you mayn't have quarterbacked he mayn't have quarterbacked we mayn't have quarterbacked you mayn't have quarterbacked they mayn't have quarterbacked
V-ing perfect
I mayn't have been quarterbacking you mayn't have been quarterbacking he mayn't have been quarterbacking we mayn't have been quarterbacking you mayn't have been quarterbacking they mayn't have been quarterbacking
Interrogative form
Simple form
may I quarterback? may you quarterback? may he quarterback? may we quarterback? may you quarterback? may they quarterback?
V-ing form
may I be quarterbacking? may you be quarterbacking? may he be quarterbacking? may we be quarterbacking? may you be quarterbacking? may they be quarterbacking?
Perfect
may I have quarterbacked? may you have quarterbacked? may he have quarterbacked? may we have quarterbacked? may you have quarterbacked? may they have quarterbacked?
V-ing perfect
may I have been quarterbacking? may you have been quarterbacking? may he have been quarterbacking? may we have been quarterbacking? may you have been quarterbacking? may they have been quarterbacking?
Interro-negative form
Simple form
mayn't I quarterback? mayn't you quarterback? mayn't he quarterback? mayn't we quarterback? mayn't you quarterback? mayn't they quarterback?
V-ing form
mayn't I be quarterbacking? mayn't you be quarterbacking? mayn't he be quarterbacking? mayn't we be quarterbacking? mayn't you be quarterbacking? mayn't they be quarterbacking?
Perfect
mayn't I have quarterbacked? mayn't you have quarterbacked? mayn't he have quarterbacked? mayn't we have quarterbacked? mayn't you have quarterbacked? mayn't they have quarterbacked?
V-ing perfect
mayn't I have been quarterbacking? mayn't you have been quarterbacking? mayn't he have been quarterbacking? mayn't we have been quarterbacking? mayn't you have been quarterbacking? mayn't they have been quarterbacking?