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 couldn't growl
you couldn't growl
he couldn't growl
we couldn't growl
you couldn't growl
they couldn't growl

V-ing form

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

Perfect

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

V-ing perfect

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

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

V-ing form

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

Perfect

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

V-ing perfect

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