Conjugação do verbo inglês COULD CATALYSE

Verbo regular: catalyse - catalysed - catalysed

Afirmação

Forma simple

I could catalyse
you could catalyse
he could catalyse
we could catalyse
you could catalyse
they could catalyse

Forma com V-ing

I could be catalysing
you could be catalysing
he could be catalysing
we could be catalysing
you could be catalysing
they could be catalysing

Perfeito

I could have catalysed
you could have catalysed
he could have catalysed
we could have catalysed
you could have catalysed
they could have catalysed

Perfeito com V-ing

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

Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interrogativa

Forma simple

could I catalyse?
could you catalyse?
could he catalyse?
could we catalyse?
could you catalyse?
could they catalyse?

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interro-Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

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