Conjugación del verbo inglés COULD UNDERTAIN

Verbo regular: undertain - undertained - undertained

Afirmación

Forma simple

I could undertain
you could undertain
she could undertain
we could undertain
you could undertain
they could undertain

Forma con V-ing

I could be undertaining
you could be undertaining
she could be undertaining
we could be undertaining
you could be undertaining
they could be undertaining

Perfecto

I could have undertained
you could have undertained
she could have undertained
we could have undertained
you could have undertained
they could have undertained

Perfecto con V-ing

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

Negación

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interrogativa

Forma simple

could I undertain?
could you undertain?
could she undertain?
could we undertain?
could you undertain?
could they undertain?

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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