Conjugación del verbo inglés
COULD FUR

Verbo regular: fur - furred - furred

Afirmación

Forma simple	Forma con V-ing
I could fur you could fur she could fur we could fur you could fur they could fur	I could be furring you could be furring she could be furring we could be furring you could be furring they could be furring
Perfecto	Perfecto con V-ing
I could have furred you could have furred she could have furred we could have furred you could have furred they could have furred	I could have been furring you could have been furring she could have been furring we could have been furring you could have been furring they could have been furring

Negación

Forma simple	Forma con V-ing
I could not fur you could not fur she could not fur we could not fur you could not fur they could not fur	I could not be furring you could not be furring she could not be furring we could not be furring you could not be furring they could not be furring
Perfecto	Perfecto con V-ing
I could not have furred you could not have furred she could not have furred we could not have furred you could not have furred they could not have furred	I could not have been furring you could not have been furring she could not have been furring we could not have been furring you could not have been furring they could not have been furring

Forma interrogativa

Forma simple	Forma con V-ing
could I fur? could you fur? could she fur? could we fur? could you fur? could they fur?	could I be furring? could you be furring? could she be furring? could we be furring? could you be furring? could they be furring?
Perfecto	Perfecto con V-ing
could I have furred? could you have furred? could she have furred? could we have furred? could you have furred? could they have furred?	could I have been furring? could you have been furring? could she have been furring? could we have been furring? could you have been furring? could they have been furring?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not fur? could you not fur? could she not fur? could we not fur? could you not fur? could they not fur?	could I not be furring? could you not be furring? could she not be furring? could we not be furring? could you not be furring? could they not be furring?
Perfecto	Perfecto con V-ing
could I not have furred? could you not have furred? could she not have furred? could we not have furred? could you not have furred? could they not have furred?	could I not have been furring? could you not have been furring? could she not have been furring? could we not have been furring? could you not have been furring? could they not have been furring?