English verb conjugation
MAY SPY

Regular verb: spy - spied - spied

Affirmation

Simple form	V-ing form
I may spy you may spy he may spy we may spy you may spy they may spy	I may be spying you may be spying he may be spying we may be spying you may be spying they may be spying
Perfect	V-ing perfect
I may have spied you may have spied he may have spied we may have spied you may have spied they may have spied	I may have been spying you may have been spying he may have been spying we may have been spying you may have been spying they may have been spying

Negation

Simple form	V-ing form
I mayn't spy you mayn't spy he mayn't spy we mayn't spy you mayn't spy they mayn't spy	I mayn't be spying you mayn't be spying he mayn't be spying we mayn't be spying you mayn't be spying they mayn't be spying
Perfect	V-ing perfect
I mayn't have spied you mayn't have spied he mayn't have spied we mayn't have spied you mayn't have spied they mayn't have spied	I mayn't have been spying you mayn't have been spying he mayn't have been spying we mayn't have been spying you mayn't have been spying they mayn't have been spying

Interrogative form

Simple form	V-ing form
may I spy? may you spy? may he spy? may we spy? may you spy? may they spy?	may I be spying? may you be spying? may he be spying? may we be spying? may you be spying? may they be spying?
Perfect	V-ing perfect
may I have spied? may you have spied? may he have spied? may we have spied? may you have spied? may they have spied?	may I have been spying? may you have been spying? may he have been spying? may we have been spying? may you have been spying? may they have been spying?

Interro-negative form

Simple form	V-ing form
mayn't I spy? mayn't you spy? mayn't he spy? mayn't we spy? mayn't you spy? mayn't they spy?	mayn't I be spying? mayn't you be spying? mayn't he be spying? mayn't we be spying? mayn't you be spying? mayn't they be spying?
Perfect	V-ing perfect
mayn't I have spied? mayn't you have spied? mayn't he have spied? mayn't we have spied? mayn't you have spied? mayn't they have spied?	mayn't I have been spying? mayn't you have been spying? mayn't he have been spying? mayn't we have been spying? mayn't you have been spying? mayn't they have been spying?