Conjugación del verbo inglés
COULD INVENT

Verbo regular: invent - invented - invented

Afirmación

Forma simple	Forma con V-ing
I could invent you could invent he could invent we could invent you could invent they could invent	I could be inventing you could be inventing he could be inventing we could be inventing you could be inventing they could be inventing
Perfecto	Perfecto con V-ing
I could have invented you could have invented he could have invented we could have invented you could have invented they could have invented	I could have been inventing you could have been inventing he could have been inventing we could have been inventing you could have been inventing they could have been inventing

Negación

Forma simple	Forma con V-ing
I could not invent you could not invent he could not invent we could not invent you could not invent they could not invent	I could not be inventing you could not be inventing he could not be inventing we could not be inventing you could not be inventing they could not be inventing
Perfecto	Perfecto con V-ing
I could not have invented you could not have invented he could not have invented we could not have invented you could not have invented they could not have invented	I could not have been inventing you could not have been inventing he could not have been inventing we could not have been inventing you could not have been inventing they could not have been inventing

Forma interrogativa

Forma simple	Forma con V-ing
could I invent? could you invent? could he invent? could we invent? could you invent? could they invent?	could I be inventing? could you be inventing? could he be inventing? could we be inventing? could you be inventing? could they be inventing?
Perfecto	Perfecto con V-ing
could I have invented? could you have invented? could he have invented? could we have invented? could you have invented? could they have invented?	could I have been inventing? could you have been inventing? could he have been inventing? could we have been inventing? could you have been inventing? could they have been inventing?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not invent? could you not invent? could he not invent? could we not invent? could you not invent? could they not invent?	could I not be inventing? could you not be inventing? could he not be inventing? could we not be inventing? could you not be inventing? could they not be inventing?
Perfecto	Perfecto con V-ing
could I not have invented? could you not have invented? could he not have invented? could we not have invented? could you not have invented? could they not have invented?	could I not have been inventing? could you not have been inventing? could he not have been inventing? could we not have been inventing? could you not have been inventing? could they not have been inventing?