English verb conjugation COULD ISLE

Regular verb: isle - isled - isled

Affirmation

Simple form

I could isle
you could isle
he could isle
we could isle
you could isle
they could isle

V-ing form

I could be isling
you could be isling
he could be isling
we could be isling
you could be isling
they could be isling

Perfect

I could have isled
you could have isled
he could have isled
we could have isled
you could have isled
they could have isled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I isle?
could you isle?
could he isle?
could we isle?
could you isle?
could they isle?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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