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 could not isle
you could not isle
he could not isle
we could not isle
you could not isle
they could not isle

V-ing form

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

Perfect

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

V-ing perfect

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

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

V-ing form

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

Perfect

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

V-ing perfect

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

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