Conjugação do verbo inglês COULD REF

Verbo regular: ref - refed - refed

Afirmação

Forma simple

I could ref
you could ref
he could ref
we could ref
you could ref
they could ref

Forma com V-ing

I could be refing
you could be refing
he could be refing
we could be refing
you could be refing
they could be refing

Perfeito

I could have refed
you could have refed
he could have refed
we could have refed
you could have refed
they could have refed

Perfeito com V-ing

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

Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interrogativa

Forma simple

could I ref?
could you ref?
could he ref?
could we ref?
could you ref?
could they ref?

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interro-Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

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