English verb conjugation COULD ACHIEVE ACHIEVE

Regular verb: achieve achieve - achieve achieved - achieve achieved

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I could achieve achieve
you could achieve achieve
he could achieve achieve
we could achieve achieve
you could achieve achieve
they could achieve achieve

V-ing form

I could be achieve achieving
you could be achieve achieving
he could be achieve achieving
we could be achieve achieving
you could be achieve achieving
they could be achieve achieving

Perfect

I could have achieve achieved
you could have achieve achieved
he could have achieve achieved
we could have achieve achieved
you could have achieve achieved
they could have achieve achieved

V-ing perfect

I could have been achieve achieving
you could have been achieve achieving
he could have been achieve achieving
we could have been achieve achieving
you could have been achieve achieving
they could have been achieve achieving

Negation

Simple form

I could not achieve achieve
you could not achieve achieve
he could not achieve achieve
we could not achieve achieve
you could not achieve achieve
they could not achieve achieve

V-ing form

I could not be achieve achieving
you could not be achieve achieving
he could not be achieve achieving
we could not be achieve achieving
you could not be achieve achieving
they could not be achieve achieving

Perfect

I could not have achieve achieved
you could not have achieve achieved
he could not have achieve achieved
we could not have achieve achieved
you could not have achieve achieved
they could not have achieve achieved

V-ing perfect

I could not have been achieve achieving
you could not have been achieve achieving
he could not have been achieve achieving
we could not have been achieve achieving
you could not have been achieve achieving
they could not have been achieve achieving

Interrogative form

Simple form

could I achieve achieve?
could you achieve achieve?
could he achieve achieve?
could we achieve achieve?
could you achieve achieve?
could they achieve achieve?

V-ing form

could I be achieve achieving?
could you be achieve achieving?
could he be achieve achieving?
could we be achieve achieving?
could you be achieve achieving?
could they be achieve achieving?

Perfect

could I have achieve achieved?
could you have achieve achieved?
could he have achieve achieved?
could we have achieve achieved?
could you have achieve achieved?
could they have achieve achieved?

V-ing perfect

could I have been achieve achieving?
could you have been achieve achieving?
could he have been achieve achieving?
could we have been achieve achieving?
could you have been achieve achieving?
could they have been achieve achieving?

Interro-negative form

Simple form

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

V-ing form

could I not be achieve achieving?
could you not be achieve achieving?
could he not be achieve achieving?
could we not be achieve achieving?
could you not be achieve achieving?
could they not be achieve achieving?

Perfect

could I not have achieve achieved?
could you not have achieve achieved?
could he not have achieve achieved?
could we not have achieve achieved?
could you not have achieve achieved?
could they not have achieve achieved?

V-ing perfect

could I not have been achieve achieving?
could you not have been achieve achieving?
could he not have been achieve achieving?
could we not have been achieve achieving?
could you not have been achieve achieving?
could they not have been achieve achieving?

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