English verb conjugation COULD STOCKPILE

Regular verb: stockpile - stockpiled - stockpiled

Affirmation

Simple form

I could stockpile
you could stockpile
he could stockpile
we could stockpile
you could stockpile
they could stockpile

V-ing form

I could be stockpiling
you could be stockpiling
he could be stockpiling
we could be stockpiling
you could be stockpiling
they could be stockpiling

Perfect

I could have stockpiled
you could have stockpiled
he could have stockpiled
we could have stockpiled
you could have stockpiled
they could have stockpiled

V-ing perfect

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

Negation

Simple form

I could not stockpile
you could not stockpile
he could not stockpile
we could not stockpile
you could not stockpile
they could not stockpile

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I stockpile?
could you stockpile?
could he stockpile?
could we stockpile?
could you stockpile?
could they stockpile?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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