English verb conjugation COULD CUSTOMIZE

Regular verb: customize - customized - customized

Affirmation

Simple form

I could customize
you could customize
he could customize
we could customize
you could customize
they could customize

V-ing form

I could be customizing
you could be customizing
he could be customizing
we could be customizing
you could be customizing
they could be customizing

Perfect

I could have customized
you could have customized
he could have customized
we could have customized
you could have customized
they could have customized

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I customize?
could you customize?
could he customize?
could we customize?
could you customize?
could they customize?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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