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feminino | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

Conjugación del verbo inglés COULD IMPROVE

Verbo regular: improve - improved - improved


Afirmación

Forma simple
I could improve
you could improve
he could improve
we could improve
you could improve
they could improve
Forma con V-ing
I could be improving
you could be improving
he could be improving
we could be improving
you could be improving
they could be improving
Perfecto
I could have improved
you could have improved
he could have improved
we could have improved
you could have improved
they could have improved
Perfecto con V-ing
I could have been improving
you could have been improving
he could have been improving
we could have been improving
you could have been improving
they could have been improving

Negación

Forma simple
I couldn't improve
you couldn't improve
he couldn't improve
we couldn't improve
you couldn't improve
they couldn't improve
Forma con V-ing
I couldn't be improving
you couldn't be improving
he couldn't be improving
we couldn't be improving
you couldn't be improving
they couldn't be improving
Perfecto
I couldn't have improved
you couldn't have improved
he couldn't have improved
we couldn't have improved
you couldn't have improved
they couldn't have improved
Perfecto con V-ing
I couldn't have been improving
you couldn't have been improving
he couldn't have been improving
we couldn't have been improving
you couldn't have been improving
they couldn't have been improving

Forma interrogativa

Forma simple
could I improve?
could you improve?
could he improve?
could we improve?
could you improve?
could they improve?
Forma con V-ing
could I be improving?
could you be improving?
could he be improving?
could we be improving?
could you be improving?
could they be improving?
Perfecto
could I have improved?
could you have improved?
could he have improved?
could we have improved?
could you have improved?
could they have improved?
Perfecto con V-ing
could I have been improving?
could you have been improving?
could he have been improving?
could we have been improving?
could you have been improving?
could they have been improving?

Forma interro-negativa

Forma simple
couldn't I improve?
couldn't you improve?
couldn't he improve?
couldn't we improve?
couldn't you improve?
couldn't they improve?
Forma con V-ing
couldn't I be improving?
couldn't you be improving?
couldn't he be improving?
couldn't we be improving?
couldn't you be improving?
couldn't they be improving?
Perfecto
couldn't I have improved?
couldn't you have improved?
couldn't he have improved?
couldn't we have improved?
couldn't you have improved?
couldn't they have improved?
Perfecto con V-ing
couldn't I have been improving?
couldn't you have been improving?
couldn't he have been improving?
couldn't we have been improving?
couldn't you have been improving?
couldn't they have been improving?