I may spit you may spit she may spit we may spit you may spit they may spit
V-ing form
I may be spitting you may be spitting she may be spitting we may be spitting you may be spitting they may be spitting
Perfect
I may have spit you may have spit she may have spit we may have spit you may have spit they may have spit
V-ing perfect
I may have been spitting you may have been spitting she may have been spitting we may have been spitting you may have been spitting they may have been spitting
Negation
Simple form
I mayn't spit you mayn't spit she mayn't spit we mayn't spit you mayn't spit they mayn't spit
V-ing form
I mayn't be spitting you mayn't be spitting she mayn't be spitting we mayn't be spitting you mayn't be spitting they mayn't be spitting
Perfect
I mayn't have spit you mayn't have spit she mayn't have spit we mayn't have spit you mayn't have spit they mayn't have spit
V-ing perfect
I mayn't have been spitting you mayn't have been spitting she mayn't have been spitting we mayn't have been spitting you mayn't have been spitting they mayn't have been spitting
Interrogative form
Simple form
may I spit? may you spit? may she spit? may we spit? may you spit? may they spit?
V-ing form
may I be spitting? may you be spitting? may she be spitting? may we be spitting? may you be spitting? may they be spitting?
Perfect
may I have spit? may you have spit? may she have spit? may we have spit? may you have spit? may they have spit?
V-ing perfect
may I have been spitting? may you have been spitting? may she have been spitting? may we have been spitting? may you have been spitting? may they have been spitting?
Interro-negative form
Simple form
mayn't I spit? mayn't you spit? mayn't she spit? mayn't we spit? mayn't you spit? mayn't they spit?
V-ing form
mayn't I be spitting? mayn't you be spitting? mayn't she be spitting? mayn't we be spitting? mayn't you be spitting? mayn't they be spitting?
Perfect
mayn't I have spit? mayn't you have spit? mayn't she have spit? mayn't we have spit? mayn't you have spit? mayn't they have spit?
V-ing perfect
mayn't I have been spitting? mayn't you have been spitting? mayn't she have been spitting? mayn't we have been spitting? mayn't you have been spitting? mayn't they have been spitting?