could separate
Verbo regular: separate - separated- separated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could separate
you could separate
he could separate
we could separate
you could separate
they could separate 	I could be separating
you could be separating
he could be separating
we could be separating
you could be separating
they could be separating	I could have separated
you could have separated
he could have separated
we could have separated
you could have separated
they could have separated	I could have been separating
you could have been separating
he could have been separating
we could have been separating
you could have been separating
they could have been separating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't separate
you couldn't separate
he couldn't separate
we couldn't separate
you couldn't separate
they couldn't separate 	I couldn't be separating
you couldn't be separating
he couldn't be separating
we couldn't be separating
you couldn't be separating
they couldn't be separating	I couldn't have separated
you couldn't have separated
he couldn't have separated
we couldn't have separated
you couldn't have separated
they couldn't have separated	I couldn't have been separating
you couldn't have been separating
he couldn't have been separating
we couldn't have been separating
you couldn't have been separating
they couldn't have been separating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I separate?
could you separate?
could he separate?
could we separate?
could you separate?
could they separate? 	could I be separating?
could you be separating?
could he be separating?
could we be separating?
could you be separating?
could they be separating? 	could I have separated?
could you have separated?
could he have separated?
could we have separated?
could you have separated?
could they have separated? 	could I have been separating?
could you have been separating?
could he have been separating?
could we have been separating?
could you have been separating?
could they have been separating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I separate?
couldn't you separate?
couldn't he separate?
couldn't we separate?
couldn't you separate?
couldn't they separate? 	couldn't I be separating?
couldn't you be separating?
couldn't he be separating?
couldn't we be separating?
couldn't you be separating?
couldn't they be separating? 	couldn't I have separated?
couldn't you have separated?
couldn't he have separated?
couldn't we have separated?
couldn't you have separated?
couldn't they have separated? 	couldn't I have been separating?
couldn't you have been separating?
couldn't he have been separating?
couldn't we have been separating?
couldn't you have been separating?
couldn't they have been separating?