English verb conjugation COULD HYDROGENATE

Regular verb: hydrogenate - hydrogenated - hydrogenated

Affirmation

Simple form

I could hydrogenate
you could hydrogenate
he could hydrogenate
we could hydrogenate
you could hydrogenate
they could hydrogenate

V-ing form

I could be hydrogenating
you could be hydrogenating
he could be hydrogenating
we could be hydrogenating
you could be hydrogenating
they could be hydrogenating

Perfect

I could have hydrogenated
you could have hydrogenated
he could have hydrogenated
we could have hydrogenated
you could have hydrogenated
they could have hydrogenated

V-ing perfect

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

Negation

Simple form

I could not hydrogenate
you could not hydrogenate
he could not hydrogenate
we could not hydrogenate
you could not hydrogenate
they could not hydrogenate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I hydrogenate?
could you hydrogenate?
could he hydrogenate?
could we hydrogenate?
could you hydrogenate?
could they hydrogenate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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