English verb conjugation COULD CARBONISE

Regular verb: carbonise - carbonised - carbonised

Affirmation

Simple form

I could carbonise
you could carbonise
he could carbonise
we could carbonise
you could carbonise
they could carbonise

V-ing form

I could be carbonising
you could be carbonising
he could be carbonising
we could be carbonising
you could be carbonising
they could be carbonising

Perfect

I could have carbonised
you could have carbonised
he could have carbonised
we could have carbonised
you could have carbonised
they could have carbonised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I carbonise?
could you carbonise?
could he carbonise?
could we carbonise?
could you carbonise?
could they carbonise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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