English verb conjugation COULD STALL

Regular verb: stall - stalled - stalled

Affirmation

Simple form

I could stall
you could stall
she could stall
we could stall
you could stall
they could stall

V-ing form

I could be stalling
you could be stalling
she could be stalling
we could be stalling
you could be stalling
they could be stalling

Perfect

I could have stalled
you could have stalled
she could have stalled
we could have stalled
you could have stalled
they could have stalled

V-ing perfect

I could have been stalling
you could have been stalling
she could have been stalling
we could have been stalling
you could have been stalling
they could have been stalling

Negation

Simple form

I could not stall
you could not stall
she could not stall
we could not stall
you could not stall
they could not stall

V-ing form

I could not be stalling
you could not be stalling
she could not be stalling
we could not be stalling
you could not be stalling
they could not be stalling

Perfect

I could not have stalled
you could not have stalled
she could not have stalled
we could not have stalled
you could not have stalled
they could not have stalled

V-ing perfect

I could not have been stalling
you could not have been stalling
she could not have been stalling
we could not have been stalling
you could not have been stalling
they could not have been stalling

Interrogative form

Simple form

could I stall?
could you stall?
could she stall?
could we stall?
could you stall?
could they stall?

V-ing form

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

Perfect

could I have stalled?
could you have stalled?
could she have stalled?
could we have stalled?
could you have stalled?
could they have stalled?

V-ing perfect

could I have been stalling?
could you have been stalling?
could she have been stalling?
could we have been stalling?
could you have been stalling?
could they have been stalling?

Interro-negative form

Simple form

could I not stall?
could you not stall?
could she not stall?
could we not stall?
could you not stall?
could they not stall?

V-ing form

could I not be stalling?
could you not be stalling?
could she not be stalling?
could we not be stalling?
could you not be stalling?
could they not be stalling?

Perfect

could I not have stalled?
could you not have stalled?
could she not have stalled?
could we not have stalled?
could you not have stalled?
could they not have stalled?

V-ing perfect

could I not have been stalling?
could you not have been stalling?
could she not have been stalling?
could we not have been stalling?
could you not have been stalling?
could they not have been stalling?

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