English verb conjugation COULD PRESTERILISE

Regular verb: presterilise - presterilised - presterilised

Affirmation

Simple form

I could presterilise
you could presterilise
he could presterilise
we could presterilise
you could presterilise
they could presterilise

V-ing form

I could be presterilising
you could be presterilising
he could be presterilising
we could be presterilising
you could be presterilising
they could be presterilising

Perfect

I could have presterilised
you could have presterilised
he could have presterilised
we could have presterilised
you could have presterilised
they could have presterilised

V-ing perfect

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

Negation

Simple form

I could not presterilise
you could not presterilise
he could not presterilise
we could not presterilise
you could not presterilise
they could not presterilise

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I presterilise?
could you presterilise?
could he presterilise?
could we presterilise?
could you presterilise?
could they presterilise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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