English verb conjugation COULD DENITRIFY

Regular verb: denitrify - denitrified - denitrified

Affirmation

Simple form

I could denitrify
you could denitrify
he could denitrify
we could denitrify
you could denitrify
they could denitrify

V-ing form

I could be denitrifying
you could be denitrifying
he could be denitrifying
we could be denitrifying
you could be denitrifying
they could be denitrifying

Perfect

I could have denitrified
you could have denitrified
he could have denitrified
we could have denitrified
you could have denitrified
they could have denitrified

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I denitrify?
could you denitrify?
could he denitrify?
could we denitrify?
could you denitrify?
could they denitrify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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