English verb conjugation COULD UPSISE

Regular verb: upsise - upsised - upsised

Affirmation

Simple form

I could upsise
you could upsise
he could upsise
we could upsise
you could upsise
they could upsise

V-ing form

I could be upsising
you could be upsising
he could be upsising
we could be upsising
you could be upsising
they could be upsising

Perfect

I could have upsised
you could have upsised
he could have upsised
we could have upsised
you could have upsised
they could have upsised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I upsise?
could you upsise?
could he upsise?
could we upsise?
could you upsise?
could they upsise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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