Conjugação do verbo inglês COULD BACKCROSS

Verbo regular: backcross - backcrossed - backcrossed

Afirmação

Forma simple

I could backcross
you could backcross
he could backcross
we could backcross
you could backcross
they could backcross

Forma com V-ing

I could be backcrossing
you could be backcrossing
he could be backcrossing
we could be backcrossing
you could be backcrossing
they could be backcrossing

Perfeito

I could have backcrossed
you could have backcrossed
he could have backcrossed
we could have backcrossed
you could have backcrossed
they could have backcrossed

Perfeito com V-ing

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

Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interrogativa

Forma simple

could I backcross?
could you backcross?
could he backcross?
could we backcross?
could you backcross?
could they backcross?

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interro-Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

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