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