English verb conjugation COULD STAND

Irregular verb: stand - stood - stood

Affirmation

Simple form

I could stand
you could stand
he could stand
we could stand
you could stand
they could stand

V-ing form

I could be standing
you could be standing
he could be standing
we could be standing
you could be standing
they could be standing

Perfect

I could have stood
you could have stood
he could have stood
we could have stood
you could have stood
they could have stood

V-ing perfect

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

Negation

Simple form

I could not stand
you could not stand
he could not stand
we could not stand
you could not stand
they could not stand

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I stand?
could you stand?
could he stand?
could we stand?
could you stand?
could they stand?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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