English verb conjugation COULD CONTRAVENE

Regular verb: contravene - contravened - contravened

Affirmation

Simple form

I could contravene
you could contravene
he could contravene
we could contravene
you could contravene
they could contravene

V-ing form

I could be contravening
you could be contravening
he could be contravening
we could be contravening
you could be contravening
they could be contravening

Perfect

I could have contravened
you could have contravened
he could have contravened
we could have contravened
you could have contravened
they could have contravened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I contravene?
could you contravene?
could he contravene?
could we contravene?
could you contravene?
could they contravene?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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