Conjugación del verbo inglés
COULD SUBMARINE

Verbo regular: submarine - submarined - submarined

Afirmación

Forma simple	Forma con V-ing
I could submarine you could submarine he could submarine we could submarine you could submarine they could submarine	I could be submarining you could be submarining he could be submarining we could be submarining you could be submarining they could be submarining
Perfecto	Perfecto con V-ing
I could have submarined you could have submarined he could have submarined we could have submarined you could have submarined they could have submarined	I could have been submarining you could have been submarining he could have been submarining we could have been submarining you could have been submarining they could have been submarining

Negación

Forma simple	Forma con V-ing
I could not submarine you could not submarine he could not submarine we could not submarine you could not submarine they could not submarine	I could not be submarining you could not be submarining he could not be submarining we could not be submarining you could not be submarining they could not be submarining
Perfecto	Perfecto con V-ing
I could not have submarined you could not have submarined he could not have submarined we could not have submarined you could not have submarined they could not have submarined	I could not have been submarining you could not have been submarining he could not have been submarining we could not have been submarining you could not have been submarining they could not have been submarining

Forma interrogativa

Forma simple	Forma con V-ing
could I submarine? could you submarine? could he submarine? could we submarine? could you submarine? could they submarine?	could I be submarining? could you be submarining? could he be submarining? could we be submarining? could you be submarining? could they be submarining?
Perfecto	Perfecto con V-ing
could I have submarined? could you have submarined? could he have submarined? could we have submarined? could you have submarined? could they have submarined?	could I have been submarining? could you have been submarining? could he have been submarining? could we have been submarining? could you have been submarining? could they have been submarining?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not submarine? could you not submarine? could he not submarine? could we not submarine? could you not submarine? could they not submarine?	could I not be submarining? could you not be submarining? could he not be submarining? could we not be submarining? could you not be submarining? could they not be submarining?
Perfecto	Perfecto con V-ing
could I not have submarined? could you not have submarined? could he not have submarined? could we not have submarined? could you not have submarined? could they not have submarined?	could I not have been submarining? could you not have been submarining? could he not have been submarining? could we not have been submarining? could you not have been submarining? could they not have been submarining?