English verb conjugation CAN KO

Regular verb: ko - koed - koed


Affirmation

Simple form

I can ko
you can ko
he can ko
we can ko
you can ko
they can ko

V-ing form

I can be koing
you can be koing
he can be koing
we can be koing
you can be koing
they can be koing

Perfect

I can have koed
you can have koed
he can have koed
we can have koed
you can have koed
they can have koed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I ko?
can you ko?
can he ko?
can we ko?
can you ko?
can they ko?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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