English verb conjugation COULD ERUPT

Regular verb: erupt - erupted - erupted

Affirmation

Simple form

I could erupt
you could erupt
he could erupt
we could erupt
you could erupt
they could erupt

V-ing form

I could be erupting
you could be erupting
he could be erupting
we could be erupting
you could be erupting
they could be erupting

Perfect

I could have erupted
you could have erupted
he could have erupted
we could have erupted
you could have erupted
they could have erupted

V-ing perfect

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

Negation

Simple form

I could not erupt
you could not erupt
he could not erupt
we could not erupt
you could not erupt
they could not erupt

V-ing form

I could not be erupting
you could not be erupting
he could not be erupting
we could not be erupting
you could not be erupting
they could not be erupting

Perfect

I could not have erupted
you could not have erupted
he could not have erupted
we could not have erupted
you could not have erupted
they could not have erupted

V-ing perfect

I could not have been erupting
you could not have been erupting
he could not have been erupting
we could not have been erupting
you could not have been erupting
they could not have been erupting

Interrogative form

Simple form

could I erupt?
could you erupt?
could he erupt?
could we erupt?
could you erupt?
could they erupt?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not erupt?
could you not erupt?
could he not erupt?
could we not erupt?
could you not erupt?
could they not erupt?

V-ing form

could I not be erupting?
could you not be erupting?
could he not be erupting?
could we not be erupting?
could you not be erupting?
could they not be erupting?

Perfect

could I not have erupted?
could you not have erupted?
could he not have erupted?
could we not have erupted?
could you not have erupted?
could they not have erupted?

V-ing perfect

could I not have been erupting?
could you not have been erupting?
could he not have been erupting?
could we not have been erupting?
could you not have been erupting?
could they not have been erupting?

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