English verb conjugation CAN KNIFE

Regular verb: knife - knifed - knifed

Affirmation

Simple form

I can knife
you can knife
he can knife
we can knife
you can knife
they can knife

V-ing form

I can be knifing
you can be knifing
he can be knifing
we can be knifing
you can be knifing
they can be knifing

Perfect

I can have knifed
you can have knifed
he can have knifed
we can have knifed
you can have knifed
they can have knifed

V-ing perfect

I can have been knifing
you can have been knifing
he can have been knifing
we can have been knifing
you can have been knifing
they can have been knifing

Negation

Simple form

I can't knife
you can't knife
he can't knife
we can't knife
you can't knife
they can't knife

V-ing form

I can't be knifing
you can't be knifing
he can't be knifing
we can't be knifing
you can't be knifing
they can't be knifing

Perfect

I can't have knifed
you can't have knifed
he can't have knifed
we can't have knifed
you can't have knifed
they can't have knifed

V-ing perfect

I can't have been knifing
you can't have been knifing
he can't have been knifing
we can't have been knifing
you can't have been knifing
they can't have been knifing

Interrogative form

Simple form

can I knife?
can you knife?
can he knife?
can we knife?
can you knife?
can they knife?

V-ing form

can I be knifing?
can you be knifing?
can he be knifing?
can we be knifing?
can you be knifing?
can they be knifing?

Perfect

can I have knifed?
can you have knifed?
can he have knifed?
can we have knifed?
can you have knifed?
can they have knifed?

V-ing perfect

can I have been knifing?
can you have been knifing?
can he have been knifing?
can we have been knifing?
can you have been knifing?
can they have been knifing?

Interro-negative form

Simple form

can't I knife?
can't you knife?
can't he knife?
can't we knife?
can't you knife?
can't they knife?

V-ing form

can't I be knifing?
can't you be knifing?
can't he be knifing?
can't we be knifing?
can't you be knifing?
can't they be knifing?

Perfect

can't I have knifed?
can't you have knifed?
can't he have knifed?
can't we have knifed?
can't you have knifed?
can't they have knifed?

V-ing perfect

can't I have been knifing?
can't you have been knifing?
can't he have been knifing?
can't we have been knifing?
can't you have been knifing?
can't they have been knifing?

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