would back
Verbo regular: back - backed- backed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd back
you'd back
he'd back
we'd back
you'd back
they'd back 	I'd be backing
you'd be backing
he'd be backing
we'd be backing
you'd be backing
they'd be backing	I would've backed
you would've backed
he would've backed
we would've backed
you would've backed
they would've backed	I would've been backing
you would've been backing
he would've been backing
we would've been backing
you would've been backing
they would've been backing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I wouldn't back
you wouldn't back
he wouldn't back
we wouldn't back
you wouldn't back
they wouldn't back 	I wouldn't be backing
you wouldn't be backing
he wouldn't be backing
we wouldn't be backing
you wouldn't be backing
they wouldn't be backing	I wouldn't have backed
you wouldn't have backed
he wouldn't have backed
we wouldn't have backed
you wouldn't have backed
they wouldn't have backed	I wouldn't have been backing
you wouldn't have been backing
he wouldn't have been backing
we wouldn't have been backing
you wouldn't have been backing
they wouldn't have been backing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
would I back?
would you back?
would he back?
would we back?
would you back?
would they back? 	would I be backing?
would you be backing?
would he be backing?
would we be backing?
would you be backing?
would they be backing? 	would I have backed?
would you have backed?
would he have backed?
would we have backed?
would you have backed?
would they have backed? 	would I have been backing?
would you have been backing?
would he have been backing?
would we have been backing?
would you have been backing?
would they have been backing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
wouldn't I back?
wouldn't you back?
wouldn't he back?
wouldn't we back?
wouldn't you back?
wouldn't they back? 	wouldn't I be backing?
wouldn't you be backing?
wouldn't he be backing?
wouldn't we be backing?
wouldn't you be backing?
wouldn't they be backing? 	wouldn't I have backed?
wouldn't you have backed?
wouldn't he have backed?
wouldn't we have backed?
wouldn't you have backed?
wouldn't they have backed? 	wouldn't I have been backing?
wouldn't you have been backing?
wouldn't he have been backing?
wouldn't we have been backing?
wouldn't you have been backing?
wouldn't they have been backing?