I may fortify you may fortify she may fortify we may fortify you may fortify they may fortify
V-ing form
I may be fortifying you may be fortifying she may be fortifying we may be fortifying you may be fortifying they may be fortifying
Perfect
I may have fortified you may have fortified she may have fortified we may have fortified you may have fortified they may have fortified
V-ing perfect
I may have been fortifying you may have been fortifying she may have been fortifying we may have been fortifying you may have been fortifying they may have been fortifying
Negation
Simple form
I may not fortify you may not fortify she may not fortify we may not fortify you may not fortify they may not fortify
V-ing form
I may not be fortifying you may not be fortifying she may not be fortifying we may not be fortifying you may not be fortifying they may not be fortifying
Perfect
I may not have fortified you may not have fortified she may not have fortified we may not have fortified you may not have fortified they may not have fortified
V-ing perfect
I may not have been fortifying you may not have been fortifying she may not have been fortifying we may not have been fortifying you may not have been fortifying they may not have been fortifying
Interrogative form
Simple form
may I fortify? may you fortify? may she fortify? may we fortify? may you fortify? may they fortify?
V-ing form
may I be fortifying? may you be fortifying? may she be fortifying? may we be fortifying? may you be fortifying? may they be fortifying?
Perfect
may I have fortified? may you have fortified? may she have fortified? may we have fortified? may you have fortified? may they have fortified?
V-ing perfect
may I have been fortifying? may you have been fortifying? may she have been fortifying? may we have been fortifying? may you have been fortifying? may they have been fortifying?
Interro-negative form
Simple form
may I not fortify? may you not fortify? may she not fortify? may we not fortify? may you not fortify? may they not fortify?
V-ing form
may I not be fortifying? may you not be fortifying? may she not be fortifying? may we not be fortifying? may you not be fortifying? may they not be fortifying?
Perfect
may I not have fortified? may you not have fortified? may she not have fortified? may we not have fortified? may you not have fortified? may they not have fortified?
V-ing perfect
may I not have been fortifying? may you not have been fortifying? may she not have been fortifying? may we not have been fortifying? may you not have been fortifying? may they not have been fortifying?