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