Conjugación del verbo inglés COULD SING

Verbo irregular: sing - sang - sung

Afirmación

Forma simple

I could sing
you could sing
she could sing
we could sing
you could sing
they could sing

Forma con V-ing

I could be singing
you could be singing
she could be singing
we could be singing
you could be singing
they could be singing

Perfecto

I could have sung
you could have sung
she could have sung
we could have sung
you could have sung
they could have sung

Perfecto con V-ing

I could have been singing
you could have been singing
she could have been singing
we could have been singing
you could have been singing
they could have been singing

Negación

Forma simple

I couldn't sing
you couldn't sing
she couldn't sing
we couldn't sing
you couldn't sing
they couldn't sing

Forma con V-ing

I couldn't be singing
you couldn't be singing
she couldn't be singing
we couldn't be singing
you couldn't be singing
they couldn't be singing

Perfecto

I couldn't have sung
you couldn't have sung
she couldn't have sung
we couldn't have sung
you couldn't have sung
they couldn't have sung

Perfecto con V-ing

I couldn't have been singing
you couldn't have been singing
she couldn't have been singing
we couldn't have been singing
you couldn't have been singing
they couldn't have been singing

Forma interrogativa

Forma simple

could I sing?
could you sing?
could she sing?
could we sing?
could you sing?
could they sing?

Forma con V-ing

could I be singing?
could you be singing?
could she be singing?
could we be singing?
could you be singing?
could they be singing?

Perfecto

could I have sung?
could you have sung?
could she have sung?
could we have sung?
could you have sung?
could they have sung?

Perfecto con V-ing

could I have been singing?
could you have been singing?
could she have been singing?
could we have been singing?
could you have been singing?
could they have been singing?

Forma interro-negativa

Forma simple

couldn't I sing?
couldn't you sing?
couldn't she sing?
couldn't we sing?
couldn't you sing?
couldn't they sing?

Forma con V-ing

couldn't I be singing?
couldn't you be singing?
couldn't she be singing?
couldn't we be singing?
couldn't you be singing?
couldn't they be singing?

Perfecto

couldn't I have sung?
couldn't you have sung?
couldn't she have sung?
couldn't we have sung?
couldn't you have sung?
couldn't they have sung?

Perfecto con V-ing

couldn't I have been singing?
couldn't you have been singing?
couldn't she have been singing?
couldn't we have been singing?
couldn't you have been singing?
couldn't they have been singing?

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