English verb conjugation
MAY CASTLE

Regular verb: castle - castled - castled

Affirmation

Simple form	V-ing form
I may castle you may castle he may castle we may castle you may castle they may castle	I may be castling you may be castling he may be castling we may be castling you may be castling they may be castling
Perfect	V-ing perfect
I may have castled you may have castled he may have castled we may have castled you may have castled they may have castled	I may have been castling you may have been castling he may have been castling we may have been castling you may have been castling they may have been castling

Negation

Simple form	V-ing form
I mayn't castle you mayn't castle he mayn't castle we mayn't castle you mayn't castle they mayn't castle	I mayn't be castling you mayn't be castling he mayn't be castling we mayn't be castling you mayn't be castling they mayn't be castling
Perfect	V-ing perfect
I mayn't have castled you mayn't have castled he mayn't have castled we mayn't have castled you mayn't have castled they mayn't have castled	I mayn't have been castling you mayn't have been castling he mayn't have been castling we mayn't have been castling you mayn't have been castling they mayn't have been castling

Interrogative form

Simple form	V-ing form
may I castle? may you castle? may he castle? may we castle? may you castle? may they castle?	may I be castling? may you be castling? may he be castling? may we be castling? may you be castling? may they be castling?
Perfect	V-ing perfect
may I have castled? may you have castled? may he have castled? may we have castled? may you have castled? may they have castled?	may I have been castling? may you have been castling? may he have been castling? may we have been castling? may you have been castling? may they have been castling?

Interro-negative form

Simple form	V-ing form
mayn't I castle? mayn't you castle? mayn't he castle? mayn't we castle? mayn't you castle? mayn't they castle?	mayn't I be castling? mayn't you be castling? mayn't he be castling? mayn't we be castling? mayn't you be castling? mayn't they be castling?
Perfect	V-ing perfect
mayn't I have castled? mayn't you have castled? mayn't he have castled? mayn't we have castled? mayn't you have castled? mayn't they have castled?	mayn't I have been castling? mayn't you have been castling? mayn't he have been castling? mayn't we have been castling? mayn't you have been castling? mayn't they have been castling?