Conjugação do verbo inglês COULD CALCULATE

Verbo regular: calculate - calculated - calculated

Afirmação

Forma simple

I could calculate
you could calculate
he could calculate
we could calculate
you could calculate
they could calculate

Forma com V-ing

I could be calculating
you could be calculating
he could be calculating
we could be calculating
you could be calculating
they could be calculating

Perfeito

I could have calculated
you could have calculated
he could have calculated
we could have calculated
you could have calculated
they could have calculated

Perfeito com V-ing

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

Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interrogativa

Forma simple

could I calculate?
could you calculate?
could he calculate?
could we calculate?
could you calculate?
could they calculate?

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interro-Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

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