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