English verb conjugation COULD WINTERISE

Regular verb: winterise - winterised - winterised

Affirmation

Simple form

I could winterise
you could winterise
he could winterise
we could winterise
you could winterise
they could winterise

V-ing form

I could be winterising
you could be winterising
he could be winterising
we could be winterising
you could be winterising
they could be winterising

Perfect

I could have winterised
you could have winterised
he could have winterised
we could have winterised
you could have winterised
they could have winterised

V-ing perfect

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

Negation

Simple form

I could not winterise
you could not winterise
he could not winterise
we could not winterise
you could not winterise
they could not winterise

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I winterise?
could you winterise?
could he winterise?
could we winterise?
could you winterise?
could they winterise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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