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masculino | Modal : não | may | might | can | could | shall | should | will | would | must | ought to

Conjugação do verbo inglês COULD MASTER

Verbo regular: master - mastered - mastered


Afirmação

Forma simple
I could master
you could master
she could master
we could master
you could master
they could master
Forma com V-ing
I could be mastering
you could be mastering
she could be mastering
we could be mastering
you could be mastering
they could be mastering
Perfeito
I could have mastered
you could have mastered
she could have mastered
we could have mastered
you could have mastered
they could have mastered
Perfeito com V-ing
I could have been mastering
you could have been mastering
she could have been mastering
we could have been mastering
you could have been mastering
they could have been mastering

Negação

Forma simple
I couldn't master
you couldn't master
she couldn't master
we couldn't master
you couldn't master
they couldn't master
Forma com V-ing
I couldn't be mastering
you couldn't be mastering
she couldn't be mastering
we couldn't be mastering
you couldn't be mastering
they couldn't be mastering
Perfeito
I couldn't have mastered
you couldn't have mastered
she couldn't have mastered
we couldn't have mastered
you couldn't have mastered
they couldn't have mastered
Perfeito com V-ing
I couldn't have been mastering
you couldn't have been mastering
she couldn't have been mastering
we couldn't have been mastering
you couldn't have been mastering
they couldn't have been mastering

Forma interrogativa

Forma simple
could I master?
could you master?
could she master?
could we master?
could you master?
could they master?
Forma com V-ing
could I be mastering?
could you be mastering?
could she be mastering?
could we be mastering?
could you be mastering?
could they be mastering?
Perfeito
could I have mastered?
could you have mastered?
could she have mastered?
could we have mastered?
could you have mastered?
could they have mastered?
Perfeito com V-ing
could I have been mastering?
could you have been mastering?
could she have been mastering?
could we have been mastering?
could you have been mastering?
could they have been mastering?

Forma interro-Negação

Forma simple
couldn't I master?
couldn't you master?
couldn't she master?
couldn't we master?
couldn't you master?
couldn't they master?
Forma com V-ing
couldn't I be mastering?
couldn't you be mastering?
couldn't she be mastering?
couldn't we be mastering?
couldn't you be mastering?
couldn't they be mastering?
Perfeito
couldn't I have mastered?
couldn't you have mastered?
couldn't she have mastered?
couldn't we have mastered?
couldn't you have mastered?
couldn't they have mastered?
Perfeito com V-ing
couldn't I have been mastering?
couldn't you have been mastering?
couldn't she have been mastering?
couldn't we have been mastering?
couldn't you have been mastering?
couldn't they have been mastering?