English verb conjugation COULD GROWL

Regular verb: growl - growled - growled

Affirmation

Simple form

I could growl
you could growl
he could growl
we could growl
you could growl
they could growl

V-ing form

I could be growling
you could be growling
he could be growling
we could be growling
you could be growling
they could be growling

Perfect

I could have growled
you could have growled
he could have growled
we could have growled
you could have growled
they could have growled

V-ing perfect

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

Negation

Simple form

I could not growl
you could not growl
he could not growl
we could not growl
you could not growl
they could not growl

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I growl?
could you growl?
could he growl?
could we growl?
could you growl?
could they growl?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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