Conjugación del verbo inglés
COULD MODEM

Verbo regular: modem - modemed - modemed

Afirmación

Forma simple	Forma con V-ing
I could modem you could modem she could modem we could modem you could modem they could modem	I could be modeming you could be modeming she could be modeming we could be modeming you could be modeming they could be modeming
Perfecto	Perfecto con V-ing
I could have modemed you could have modemed she could have modemed we could have modemed you could have modemed they could have modemed	I could have been modeming you could have been modeming she could have been modeming we could have been modeming you could have been modeming they could have been modeming

Negación

Forma simple	Forma con V-ing
I could not modem you could not modem she could not modem we could not modem you could not modem they could not modem	I could not be modeming you could not be modeming she could not be modeming we could not be modeming you could not be modeming they could not be modeming
Perfecto	Perfecto con V-ing
I could not have modemed you could not have modemed she could not have modemed we could not have modemed you could not have modemed they could not have modemed	I could not have been modeming you could not have been modeming she could not have been modeming we could not have been modeming you could not have been modeming they could not have been modeming

Forma interrogativa

Forma simple	Forma con V-ing
could I modem? could you modem? could she modem? could we modem? could you modem? could they modem?	could I be modeming? could you be modeming? could she be modeming? could we be modeming? could you be modeming? could they be modeming?
Perfecto	Perfecto con V-ing
could I have modemed? could you have modemed? could she have modemed? could we have modemed? could you have modemed? could they have modemed?	could I have been modeming? could you have been modeming? could she have been modeming? could we have been modeming? could you have been modeming? could they have been modeming?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not modem? could you not modem? could she not modem? could we not modem? could you not modem? could they not modem?	could I not be modeming? could you not be modeming? could she not be modeming? could we not be modeming? could you not be modeming? could they not be modeming?
Perfecto	Perfecto con V-ing
could I not have modemed? could you not have modemed? could she not have modemed? could we not have modemed? could you not have modemed? could they not have modemed?	could I not have been modeming? could you not have been modeming? could she not have been modeming? could we not have been modeming? could you not have been modeming? could they not have been modeming?