Conjugación del verbo inglés
COULD PASS

Verbo regular: pass - passed - passed

Afirmación

Forma simple	Forma con V-ing
I could pass you could pass he could pass we could pass you could pass they could pass	I could be passing you could be passing he could be passing we could be passing you could be passing they could be passing
Perfecto	Perfecto con V-ing
I could have passed you could have passed he could have passed we could have passed you could have passed they could have passed	I could have been passing you could have been passing he could have been passing we could have been passing you could have been passing they could have been passing

Negación

Forma simple	Forma con V-ing
I could not pass you could not pass he could not pass we could not pass you could not pass they could not pass	I could not be passing you could not be passing he could not be passing we could not be passing you could not be passing they could not be passing
Perfecto	Perfecto con V-ing
I could not have passed you could not have passed he could not have passed we could not have passed you could not have passed they could not have passed	I could not have been passing you could not have been passing he could not have been passing we could not have been passing you could not have been passing they could not have been passing

Forma interrogativa

Forma simple	Forma con V-ing
could I pass? could you pass? could he pass? could we pass? could you pass? could they pass?	could I be passing? could you be passing? could he be passing? could we be passing? could you be passing? could they be passing?
Perfecto	Perfecto con V-ing
could I have passed? could you have passed? could he have passed? could we have passed? could you have passed? could they have passed?	could I have been passing? could you have been passing? could he have been passing? could we have been passing? could you have been passing? could they have been passing?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not pass? could you not pass? could he not pass? could we not pass? could you not pass? could they not pass?	could I not be passing? could you not be passing? could he not be passing? could we not be passing? could you not be passing? could they not be passing?
Perfecto	Perfecto con V-ing
could I not have passed? could you not have passed? could he not have passed? could we not have passed? could you not have passed? could they not have passed?	could I not have been passing? could you not have been passing? could he not have been passing? could we not have been passing? could you not have been passing? could they not have been passing?