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