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 may not portage you may not portage he may not portage we may not portage you may not portage they may not portage
V-ing form
I may not be portaging you may not be portaging he may not be portaging we may not be portaging you may not be portaging they may not be portaging
Perfect
I may not have portaged you may not have portaged he may not have portaged we may not have portaged you may not have portaged they may not have portaged
V-ing perfect
I may not have been portaging you may not have been portaging he may not have been portaging we may not have been portaging you may not have been portaging they may not 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
may I not portage? may you not portage? may he not portage? may we not portage? may you not portage? may they not portage?
V-ing form
may I not be portaging? may you not be portaging? may he not be portaging? may we not be portaging? may you not be portaging? may they not be portaging?
Perfect
may I not have portaged? may you not have portaged? may he not have portaged? may we not have portaged? may you not have portaged? may they not have portaged?
V-ing perfect
may I not have been portaging? may you not have been portaging? may he not have been portaging? may we not have been portaging? may you not have been portaging? may they not have been portaging?