English verb conjugation COULD CONSERVE

Regular verb: conserve - conserved - conserved

Affirmation

Simple form

I could conserve
you could conserve
he could conserve
we could conserve
you could conserve
they could conserve

V-ing form

I could be conserving
you could be conserving
he could be conserving
we could be conserving
you could be conserving
they could be conserving

Perfect

I could have conserved
you could have conserved
he could have conserved
we could have conserved
you could have conserved
they could have conserved

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I conserve?
could you conserve?
could he conserve?
could we conserve?
could you conserve?
could they conserve?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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