English verb conjugation COULD GRADATE

Regular verb: gradate - gradated - gradated

Affirmation

Simple form

I could gradate
you could gradate
he could gradate
we could gradate
you could gradate
they could gradate

V-ing form

I could be gradating
you could be gradating
he could be gradating
we could be gradating
you could be gradating
they could be gradating

Perfect

I could have gradated
you could have gradated
he could have gradated
we could have gradated
you could have gradated
they could have gradated

V-ing perfect

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

Negation

Simple form

I could not gradate
you could not gradate
he could not gradate
we could not gradate
you could not gradate
they could not gradate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I gradate?
could you gradate?
could he gradate?
could we gradate?
could you gradate?
could they gradate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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