English verb conjugation COULD OBVIATE

Regular verb: obviate - obviated - obviated

Affirmation

Simple form

I could obviate
you could obviate
he could obviate
we could obviate
you could obviate
they could obviate

V-ing form

I could be obviating
you could be obviating
he could be obviating
we could be obviating
you could be obviating
they could be obviating

Perfect

I could have obviated
you could have obviated
he could have obviated
we could have obviated
you could have obviated
they could have obviated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I obviate?
could you obviate?
could he obviate?
could we obviate?
could you obviate?
could they obviate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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