I'd be fighting you'd be fighting he'd be fighting we'd be fighting you'd be fighting they'd be fighting
Perfecto
I should've fought you should've fought he should've fought we should've fought you should've fought they should've fought
Perfecto con V-ing
I should've been fighting you should've been fighting he should've been fighting we should've been fighting you should've been fighting they should've been fighting
Negación
Forma simple
I shouldn't fight you shouldn't fight he shouldn't fight we shouldn't fight you shouldn't fight they shouldn't fight
Forma con V-ing
I shouldn't be fighting you shouldn't be fighting he shouldn't be fighting we shouldn't be fighting you shouldn't be fighting they shouldn't be fighting
Perfecto
I shouldn't have fought you shouldn't have fought he shouldn't have fought we shouldn't have fought you shouldn't have fought they shouldn't have fought
Perfecto con V-ing
I shouldn't have been fighting you shouldn't have been fighting he shouldn't have been fighting we shouldn't have been fighting you shouldn't have been fighting they shouldn't have been fighting
Forma interrogativa
Forma simple
should I fight? should you fight? should he fight? should we fight? should you fight? should they fight?
Forma con V-ing
should I be fighting? should you be fighting? should he be fighting? should we be fighting? should you be fighting? should they be fighting?
Perfecto
should I have fought? should you have fought? should he have fought? should we have fought? should you have fought? should they have fought?
Perfecto con V-ing
should I have been fighting? should you have been fighting? should he have been fighting? should we have been fighting? should you have been fighting? should they have been fighting?
Forma interro-negativa
Forma simple
shouldn't I fight? shouldn't you fight? shouldn't he fight? shouldn't we fight? shouldn't you fight? shouldn't they fight?
Forma con V-ing
shouldn't I be fighting? shouldn't you be fighting? shouldn't he be fighting? shouldn't we be fighting? shouldn't you be fighting? shouldn't they be fighting?
Perfecto
shouldn't I have fought? shouldn't you have fought? shouldn't he have fought? shouldn't we have fought? shouldn't you have fought? shouldn't they have fought?
Perfecto con V-ing
shouldn't I have been fighting? shouldn't you have been fighting? shouldn't he have been fighting? shouldn't we have been fighting? shouldn't you have been fighting? shouldn't they have been fighting?