English verb conjugation COULD COMPUTERISE

Regular verb: computerise - computerised - computerised

Affirmation

Simple form

I could computerise
you could computerise
he could computerise
we could computerise
you could computerise
they could computerise

V-ing form

I could be computerising
you could be computerising
he could be computerising
we could be computerising
you could be computerising
they could be computerising

Perfect

I could have computerised
you could have computerised
he could have computerised
we could have computerised
you could have computerised
they could have computerised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I computerise?
could you computerise?
could he computerise?
could we computerise?
could you computerise?
could they computerise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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