Conjugação do verbo inglês COULD CERTIFICATE

Verbo regular: certificate - certificated - certificated

Afirmação

Forma simple

I could certificate
you could certificate
he could certificate
we could certificate
you could certificate
they could certificate

Forma com V-ing

I could be certificating
you could be certificating
he could be certificating
we could be certificating
you could be certificating
they could be certificating

Perfeito

I could have certificated
you could have certificated
he could have certificated
we could have certificated
you could have certificated
they could have certificated

Perfeito com V-ing

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

Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interrogativa

Forma simple

could I certificate?
could you certificate?
could he certificate?
could we certificate?
could you certificate?
could they certificate?

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interro-Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

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