I may biff you may biff she may biff we may biff you may biff they may biff
Forma com V-ing
I may be biffing you may be biffing she may be biffing we may be biffing you may be biffing they may be biffing
Perfeito
I may have biffed you may have biffed she may have biffed we may have biffed you may have biffed they may have biffed
Perfeito com V-ing
I may have been biffing you may have been biffing she may have been biffing we may have been biffing you may have been biffing they may have been biffing
Negação
Forma simple
I mayn't biff you mayn't biff she mayn't biff we mayn't biff you mayn't biff they mayn't biff
Forma com V-ing
I mayn't be biffing you mayn't be biffing she mayn't be biffing we mayn't be biffing you mayn't be biffing they mayn't be biffing
Perfeito
I mayn't have biffed you mayn't have biffed she mayn't have biffed we mayn't have biffed you mayn't have biffed they mayn't have biffed
Perfeito com V-ing
I mayn't have been biffing you mayn't have been biffing she mayn't have been biffing we mayn't have been biffing you mayn't have been biffing they mayn't have been biffing
Forma interrogativa
Forma simple
may I biff? may you biff? may she biff? may we biff? may you biff? may they biff?
Forma com V-ing
may I be biffing? may you be biffing? may she be biffing? may we be biffing? may you be biffing? may they be biffing?
Perfeito
may I have biffed? may you have biffed? may she have biffed? may we have biffed? may you have biffed? may they have biffed?
Perfeito com V-ing
may I have been biffing? may you have been biffing? may she have been biffing? may we have been biffing? may you have been biffing? may they have been biffing?
Forma interro-Negação
Forma simple
mayn't I biff? mayn't you biff? mayn't she biff? mayn't we biff? mayn't you biff? mayn't they biff?
Forma com V-ing
mayn't I be biffing? mayn't you be biffing? mayn't she be biffing? mayn't we be biffing? mayn't you be biffing? mayn't they be biffing?
Perfeito
mayn't I have biffed? mayn't you have biffed? mayn't she have biffed? mayn't we have biffed? mayn't you have biffed? mayn't they have biffed?
Perfeito com V-ing
mayn't I have been biffing? mayn't you have been biffing? mayn't she have been biffing? mayn't we have been biffing? mayn't you have been biffing? mayn't they have been biffing?