English verb conjugation COULD OPINE

Regular verb: opine - opined - opined

Affirmation

Simple form

I could opine
you could opine
she could opine
we could opine
you could opine
they could opine

V-ing form

I could be opining
you could be opining
she could be opining
we could be opining
you could be opining
they could be opining

Perfect

I could have opined
you could have opined
she could have opined
we could have opined
you could have opined
they could have opined

V-ing perfect

I could have been opining
you could have been opining
she could have been opining
we could have been opining
you could have been opining
they could have been opining

Negation

Simple form

I could not opine
you could not opine
she could not opine
we could not opine
you could not opine
they could not opine

V-ing form

I could not be opining
you could not be opining
she could not be opining
we could not be opining
you could not be opining
they could not be opining

Perfect

I could not have opined
you could not have opined
she could not have opined
we could not have opined
you could not have opined
they could not have opined

V-ing perfect

I could not have been opining
you could not have been opining
she could not have been opining
we could not have been opining
you could not have been opining
they could not have been opining

Interrogative form

Simple form

could I opine?
could you opine?
could she opine?
could we opine?
could you opine?
could they opine?

V-ing form

could I be opining?
could you be opining?
could she be opining?
could we be opining?
could you be opining?
could they be opining?

Perfect

could I have opined?
could you have opined?
could she have opined?
could we have opined?
could you have opined?
could they have opined?

V-ing perfect

could I have been opining?
could you have been opining?
could she have been opining?
could we have been opining?
could you have been opining?
could they have been opining?

Interro-negative form

Simple form

could I not opine?
could you not opine?
could she not opine?
could we not opine?
could you not opine?
could they not opine?

V-ing form

could I not be opining?
could you not be opining?
could she not be opining?
could we not be opining?
could you not be opining?
could they not be opining?

Perfect

could I not have opined?
could you not have opined?
could she not have opined?
could we not have opined?
could you not have opined?
could they not have opined?

V-ing perfect

could I not have been opining?
could you not have been opining?
could she not have been opining?
could we not have been opining?
could you not have been opining?
could they not have been opining?

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