English verb conjugation COULD STAGGER

Regular verb: stagger - staggered - staggered

Affirmation

Simple form

I could stagger
you could stagger
he could stagger
we could stagger
you could stagger
they could stagger

V-ing form

I could be staggering
you could be staggering
he could be staggering
we could be staggering
you could be staggering
they could be staggering

Perfect

I could have staggered
you could have staggered
he could have staggered
we could have staggered
you could have staggered
they could have staggered

V-ing perfect

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

Negation

Simple form

I could not stagger
you could not stagger
he could not stagger
we could not stagger
you could not stagger
they could not stagger

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I stagger?
could you stagger?
could he stagger?
could we stagger?
could you stagger?
could they stagger?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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