English verb conjugation COULD HYDROGENIZE

Regular verb: hydrogenize - hydrogenized - hydrogenized

Affirmation

Simple form

I could hydrogenize
you could hydrogenize
he could hydrogenize
we could hydrogenize
you could hydrogenize
they could hydrogenize

V-ing form

I could be hydrogenizing
you could be hydrogenizing
he could be hydrogenizing
we could be hydrogenizing
you could be hydrogenizing
they could be hydrogenizing

Perfect

I could have hydrogenized
you could have hydrogenized
he could have hydrogenized
we could have hydrogenized
you could have hydrogenized
they could have hydrogenized

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I hydrogenize?
could you hydrogenize?
could he hydrogenize?
could we hydrogenize?
could you hydrogenize?
could they hydrogenize?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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