Conjugación del verbo inglés
COULD SPACEWALK

Verbo regular: spacewalk - spacewalked - spacewalked

Afirmación

Forma simple	Forma con V-ing
I could spacewalk you could spacewalk he could spacewalk we could spacewalk you could spacewalk they could spacewalk	I could be spacewalking you could be spacewalking he could be spacewalking we could be spacewalking you could be spacewalking they could be spacewalking
Perfecto	Perfecto con V-ing
I could have spacewalked you could have spacewalked he could have spacewalked we could have spacewalked you could have spacewalked they could have spacewalked	I could have been spacewalking you could have been spacewalking he could have been spacewalking we could have been spacewalking you could have been spacewalking they could have been spacewalking

Negación

Forma simple	Forma con V-ing
I could not spacewalk you could not spacewalk he could not spacewalk we could not spacewalk you could not spacewalk they could not spacewalk	I could not be spacewalking you could not be spacewalking he could not be spacewalking we could not be spacewalking you could not be spacewalking they could not be spacewalking
Perfecto	Perfecto con V-ing
I could not have spacewalked you could not have spacewalked he could not have spacewalked we could not have spacewalked you could not have spacewalked they could not have spacewalked	I could not have been spacewalking you could not have been spacewalking he could not have been spacewalking we could not have been spacewalking you could not have been spacewalking they could not have been spacewalking

Forma interrogativa

Forma simple	Forma con V-ing
could I spacewalk? could you spacewalk? could he spacewalk? could we spacewalk? could you spacewalk? could they spacewalk?	could I be spacewalking? could you be spacewalking? could he be spacewalking? could we be spacewalking? could you be spacewalking? could they be spacewalking?
Perfecto	Perfecto con V-ing
could I have spacewalked? could you have spacewalked? could he have spacewalked? could we have spacewalked? could you have spacewalked? could they have spacewalked?	could I have been spacewalking? could you have been spacewalking? could he have been spacewalking? could we have been spacewalking? could you have been spacewalking? could they have been spacewalking?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not spacewalk? could you not spacewalk? could he not spacewalk? could we not spacewalk? could you not spacewalk? could they not spacewalk?	could I not be spacewalking? could you not be spacewalking? could he not be spacewalking? could we not be spacewalking? could you not be spacewalking? could they not be spacewalking?
Perfecto	Perfecto con V-ing
could I not have spacewalked? could you not have spacewalked? could he not have spacewalked? could we not have spacewalked? could you not have spacewalked? could they not have spacewalked?	could I not have been spacewalking? could you not have been spacewalking? could he not have been spacewalking? could we not have been spacewalking? could you not have been spacewalking? could they not have been spacewalking?