English verb conjugation COULD ACCUMULATE

Regular verb: accumulate - accumulated - accumulated

Affirmation

Simple form

I could accumulate
you could accumulate
he could accumulate
we could accumulate
you could accumulate
they could accumulate

V-ing form

I could be accumulating
you could be accumulating
he could be accumulating
we could be accumulating
you could be accumulating
they could be accumulating

Perfect

I could have accumulated
you could have accumulated
he could have accumulated
we could have accumulated
you could have accumulated
they could have accumulated

V-ing perfect

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

Negation

Simple form

I couldn't accumulate
you couldn't accumulate
he couldn't accumulate
we couldn't accumulate
you couldn't accumulate
they couldn't accumulate

V-ing form

I couldn't be accumulating
you couldn't be accumulating
he couldn't be accumulating
we couldn't be accumulating
you couldn't be accumulating
they couldn't be accumulating

Perfect

I couldn't have accumulated
you couldn't have accumulated
he couldn't have accumulated
we couldn't have accumulated
you couldn't have accumulated
they couldn't have accumulated

V-ing perfect

I couldn't have been accumulating
you couldn't have been accumulating
he couldn't have been accumulating
we couldn't have been accumulating
you couldn't have been accumulating
they couldn't have been accumulating

Interrogative form

Simple form

could I accumulate?
could you accumulate?
could he accumulate?
could we accumulate?
could you accumulate?
could they accumulate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I accumulate?
couldn't you accumulate?
couldn't he accumulate?
couldn't we accumulate?
couldn't you accumulate?
couldn't they accumulate?

V-ing form

couldn't I be accumulating?
couldn't you be accumulating?
couldn't he be accumulating?
couldn't we be accumulating?
couldn't you be accumulating?
couldn't they be accumulating?

Perfect

couldn't I have accumulated?
couldn't you have accumulated?
couldn't he have accumulated?
couldn't we have accumulated?
couldn't you have accumulated?
couldn't they have accumulated?

V-ing perfect

couldn't I have been accumulating?
couldn't you have been accumulating?
couldn't he have been accumulating?
couldn't we have been accumulating?
couldn't you have been accumulating?
couldn't they have been accumulating?

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