English verb conjugation COULD SLAM

Regular verb: slam - slammed - slammed

Affirmation

Simple form

I could slam
you could slam
she could slam
we could slam
you could slam
they could slam

V-ing form

I could be slamming
you could be slamming
she could be slamming
we could be slamming
you could be slamming
they could be slamming

Perfect

I could have slammed
you could have slammed
she 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
she could have been slamming
we could have been slamming
you could have been slamming
they could have been slamming

Negation

Simple form

I couldn't slam
you couldn't slam
she couldn't slam
we couldn't slam
you couldn't slam
they couldn't slam

V-ing form

I couldn't be slamming
you couldn't be slamming
she couldn't be slamming
we couldn't be slamming
you couldn't be slamming
they couldn't be slamming

Perfect

I couldn't have slammed
you couldn't have slammed
she couldn't have slammed
we couldn't have slammed
you couldn't have slammed
they couldn't have slammed

V-ing perfect

I couldn't have been slamming
you couldn't have been slamming
she couldn't have been slamming
we couldn't have been slamming
you couldn't have been slamming
they couldn't have been slamming

Interrogative form

Simple form

could I slam?
could you slam?
could she slam?
could we slam?
could you slam?
could they slam?

V-ing form

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

Perfect

could I have slammed?
could you have slammed?
could she 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 she have been slamming?
could we have been slamming?
could you have been slamming?
could they have been slamming?

Interro-negative form

Simple form

couldn't I slam?
couldn't you slam?
couldn't she slam?
couldn't we slam?
couldn't you slam?
couldn't they slam?

V-ing form

couldn't I be slamming?
couldn't you be slamming?
couldn't she be slamming?
couldn't we be slamming?
couldn't you be slamming?
couldn't they be slamming?

Perfect

couldn't I have slammed?
couldn't you have slammed?
couldn't she have slammed?
couldn't we have slammed?
couldn't you have slammed?
couldn't they have slammed?

V-ing perfect

couldn't I have been slamming?
couldn't you have been slamming?
couldn't she have been slamming?
couldn't we have been slamming?
couldn't you have been slamming?
couldn't they have been slamming?

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