I could identify you could identify she could identify we could identify you could identify they could identify
Forma con V-ing
I could be identifying you could be identifying she could be identifying we could be identifying you could be identifying they could be identifying
Perfecto
I could have identified you could have identified she could have identified we could have identified you could have identified they could have identified
Perfecto con V-ing
I could have been identifying you could have been identifying she could have been identifying we could have been identifying you could have been identifying they could have been identifying
Negación
Forma simple
I couldn't identify you couldn't identify she couldn't identify we couldn't identify you couldn't identify they couldn't identify
Forma con V-ing
I couldn't be identifying you couldn't be identifying she couldn't be identifying we couldn't be identifying you couldn't be identifying they couldn't be identifying
Perfecto
I couldn't have identified you couldn't have identified she couldn't have identified we couldn't have identified you couldn't have identified they couldn't have identified
Perfecto con V-ing
I couldn't have been identifying you couldn't have been identifying she couldn't have been identifying we couldn't have been identifying you couldn't have been identifying they couldn't have been identifying
Forma interrogativa
Forma simple
could I identify? could you identify? could she identify? could we identify? could you identify? could they identify?
Forma con V-ing
could I be identifying? could you be identifying? could she be identifying? could we be identifying? could you be identifying? could they be identifying?
Perfecto
could I have identified? could you have identified? could she have identified? could we have identified? could you have identified? could they have identified?
Perfecto con V-ing
could I have been identifying? could you have been identifying? could she have been identifying? could we have been identifying? could you have been identifying? could they have been identifying?
Forma interro-negativa
Forma simple
couldn't I identify? couldn't you identify? couldn't she identify? couldn't we identify? couldn't you identify? couldn't they identify?
Forma con V-ing
couldn't I be identifying? couldn't you be identifying? couldn't she be identifying? couldn't we be identifying? couldn't you be identifying? couldn't they be identifying?
Perfecto
couldn't I have identified? couldn't you have identified? couldn't she have identified? couldn't we have identified? couldn't you have identified? couldn't they have identified?
Perfecto con V-ing
couldn't I have been identifying? couldn't you have been identifying? couldn't she have been identifying? couldn't we have been identifying? couldn't you have been identifying? couldn't they have been identifying?