English verb conjugation COULD HELENISE

Regular verb: helenise - helenised - helenised

Affirmation

Simple form

I could helenise
you could helenise
she could helenise
we could helenise
you could helenise
they could helenise

V-ing form

I could be helenising
you could be helenising
she could be helenising
we could be helenising
you could be helenising
they could be helenising

Perfect

I could have helenised
you could have helenised
she could have helenised
we could have helenised
you could have helenised
they could have helenised

V-ing perfect

I could have been helenising
you could have been helenising
she could have been helenising
we could have been helenising
you could have been helenising
they could have been helenising

Negation

Simple form

I couldn't helenise
you couldn't helenise
she couldn't helenise
we couldn't helenise
you couldn't helenise
they couldn't helenise

V-ing form

I couldn't be helenising
you couldn't be helenising
she couldn't be helenising
we couldn't be helenising
you couldn't be helenising
they couldn't be helenising

Perfect

I couldn't have helenised
you couldn't have helenised
she couldn't have helenised
we couldn't have helenised
you couldn't have helenised
they couldn't have helenised

V-ing perfect

I couldn't have been helenising
you couldn't have been helenising
she couldn't have been helenising
we couldn't have been helenising
you couldn't have been helenising
they couldn't have been helenising

Interrogative form

Simple form

could I helenise?
could you helenise?
could she helenise?
could we helenise?
could you helenise?
could they helenise?

V-ing form

could I be helenising?
could you be helenising?
could she be helenising?
could we be helenising?
could you be helenising?
could they be helenising?

Perfect

could I have helenised?
could you have helenised?
could she have helenised?
could we have helenised?
could you have helenised?
could they have helenised?

V-ing perfect

could I have been helenising?
could you have been helenising?
could she have been helenising?
could we have been helenising?
could you have been helenising?
could they have been helenising?

Interro-negative form

Simple form

couldn't I helenise?
couldn't you helenise?
couldn't she helenise?
couldn't we helenise?
couldn't you helenise?
couldn't they helenise?

V-ing form

couldn't I be helenising?
couldn't you be helenising?
couldn't she be helenising?
couldn't we be helenising?
couldn't you be helenising?
couldn't they be helenising?

Perfect

couldn't I have helenised?
couldn't you have helenised?
couldn't she have helenised?
couldn't we have helenised?
couldn't you have helenised?
couldn't they have helenised?

V-ing perfect

couldn't I have been helenising?
couldn't you have been helenising?
couldn't she have been helenising?
couldn't we have been helenising?
couldn't you have been helenising?
couldn't they have been helenising?

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