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