English verb conjugation
CAN SPAY

Regular verb: spay - spayed - spayed

Affirmation

Simple form	V-ing form
I can spay you can spay he can spay we can spay you can spay they can spay	I can be spaying you can be spaying he can be spaying we can be spaying you can be spaying they can be spaying
Perfect	V-ing perfect
I can have spayed you can have spayed he can have spayed we can have spayed you can have spayed they can have spayed	I can have been spaying you can have been spaying he can have been spaying we can have been spaying you can have been spaying they can have been spaying

Negation

Simple form	V-ing form
I can't spay you can't spay he can't spay we can't spay you can't spay they can't spay	I can't be spaying you can't be spaying he can't be spaying we can't be spaying you can't be spaying they can't be spaying
Perfect	V-ing perfect
I can't have spayed you can't have spayed he can't have spayed we can't have spayed you can't have spayed they can't have spayed	I can't have been spaying you can't have been spaying he can't have been spaying we can't have been spaying you can't have been spaying they can't have been spaying

Interrogative form

Simple form	V-ing form
can I spay? can you spay? can he spay? can we spay? can you spay? can they spay?	can I be spaying? can you be spaying? can he be spaying? can we be spaying? can you be spaying? can they be spaying?
Perfect	V-ing perfect
can I have spayed? can you have spayed? can he have spayed? can we have spayed? can you have spayed? can they have spayed?	can I have been spaying? can you have been spaying? can he have been spaying? can we have been spaying? can you have been spaying? can they have been spaying?

Interro-negative form

Simple form	V-ing form
can't I spay? can't you spay? can't he spay? can't we spay? can't you spay? can't they spay?	can't I be spaying? can't you be spaying? can't he be spaying? can't we be spaying? can't you be spaying? can't they be spaying?
Perfect	V-ing perfect
can't I have spayed? can't you have spayed? can't he have spayed? can't we have spayed? can't you have spayed? can't they have spayed?	can't I have been spaying? can't you have been spaying? can't he have been spaying? can't we have been spaying? can't you have been spaying? can't they have been spaying?