English verb conjugation COULD LIVEN

Regular verb: liven - livened - livened

Affirmation

Simple form

I could liven
you could liven
he could liven
we could liven
you could liven
they could liven

V-ing form

I could be livening
you could be livening
he could be livening
we could be livening
you could be livening
they could be livening

Perfect

I could have livened
you could have livened
he could have livened
we could have livened
you could have livened
they could have livened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I liven?
could you liven?
could he liven?
could we liven?
could you liven?
could they liven?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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