English verb conjugation COULD SLAM

Regular verb: slam - slammed - slammed

Affirmation

Simple form

I could slam
you could slam
he could slam
we could slam
you could slam
they could slam

V-ing form

I could be slamming
you could be slamming
he could be slamming
we could be slamming
you could be slamming
they could be slamming

Perfect

I could have slammed
you could have slammed
he could have slammed
we could have slammed
you could have slammed
they could have slammed

V-ing perfect

I could have been slamming
you could have been slamming
he could have been slamming
we could have been slamming
you could have been slamming
they could have been slamming

Negation

Simple form

I could not slam
you could not slam
he could not slam
we could not slam
you could not slam
they could not slam

V-ing form

I could not be slamming
you could not be slamming
he could not be slamming
we could not be slamming
you could not be slamming
they could not be slamming

Perfect

I could not have slammed
you could not have slammed
he could not have slammed
we could not have slammed
you could not have slammed
they could not have slammed

V-ing perfect

I could not have been slamming
you could not have been slamming
he could not have been slamming
we could not have been slamming
you could not have been slamming
they could not have been slamming

Interrogative form

Simple form

could I slam?
could you slam?
could he slam?
could we slam?
could you slam?
could they slam?

V-ing form

could I be slamming?
could you be slamming?
could he be slamming?
could we be slamming?
could you be slamming?
could they be slamming?

Perfect

could I have slammed?
could you have slammed?
could he have slammed?
could we have slammed?
could you have slammed?
could they have slammed?

V-ing perfect

could I have been slamming?
could you have been slamming?
could he have been slamming?
could we have been slamming?
could you have been slamming?
could they have been slamming?

Interro-negative form

Simple form

could I not slam?
could you not slam?
could he not slam?
could we not slam?
could you not slam?
could they not slam?

V-ing form

could I not be slamming?
could you not be slamming?
could he not be slamming?
could we not be slamming?
could you not be slamming?
could they not be slamming?

Perfect

could I not have slammed?
could you not have slammed?
could he not have slammed?
could we not have slammed?
could you not have slammed?
could they not have slammed?

V-ing perfect

could I not have been slamming?
could you not have been slamming?
could he not have been slamming?
could we not have been slamming?
could you not have been slamming?
could they not have been slamming?

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