English verb conjugation
CAN KNIGHT

Regular verb: knight - knighted - knighted

Affirmation

Simple form	V-ing form
I can knight you can knight he can knight we can knight you can knight they can knight	I can be knighting you can be knighting he can be knighting we can be knighting you can be knighting they can be knighting
Perfect	V-ing perfect
I can have knighted you can have knighted he can have knighted we can have knighted you can have knighted they can have knighted	I can have been knighting you can have been knighting he can have been knighting we can have been knighting you can have been knighting they can have been knighting

Negation

Simple form	V-ing form
I can't knight you can't knight he can't knight we can't knight you can't knight they can't knight	I can't be knighting you can't be knighting he can't be knighting we can't be knighting you can't be knighting they can't be knighting
Perfect	V-ing perfect
I can't have knighted you can't have knighted he can't have knighted we can't have knighted you can't have knighted they can't have knighted	I can't have been knighting you can't have been knighting he can't have been knighting we can't have been knighting you can't have been knighting they can't have been knighting

Interrogative form

Simple form	V-ing form
can I knight? can you knight? can he knight? can we knight? can you knight? can they knight?	can I be knighting? can you be knighting? can he be knighting? can we be knighting? can you be knighting? can they be knighting?
Perfect	V-ing perfect
can I have knighted? can you have knighted? can he have knighted? can we have knighted? can you have knighted? can they have knighted?	can I have been knighting? can you have been knighting? can he have been knighting? can we have been knighting? can you have been knighting? can they have been knighting?

Interro-negative form

Simple form	V-ing form
can't I knight? can't you knight? can't he knight? can't we knight? can't you knight? can't they knight?	can't I be knighting? can't you be knighting? can't he be knighting? can't we be knighting? can't you be knighting? can't they be knighting?
Perfect	V-ing perfect
can't I have knighted? can't you have knighted? can't he have knighted? can't we have knighted? can't you have knighted? can't they have knighted?	can't I have been knighting? can't you have been knighting? can't he have been knighting? can't we have been knighting? can't you have been knighting? can't they have been knighting?