could increment
Verbo regular: increment - incremented- incremented

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could increment
you could increment
he could increment
we could increment
you could increment
they could increment 	I could be incrementing
you could be incrementing
he could be incrementing
we could be incrementing
you could be incrementing
they could be incrementing	I could have incremented
you could have incremented
he could have incremented
we could have incremented
you could have incremented
they could have incremented	I could have been incrementing
you could have been incrementing
he could have been incrementing
we could have been incrementing
you could have been incrementing
they could have been incrementing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't increment
you couldn't increment
he couldn't increment
we couldn't increment
you couldn't increment
they couldn't increment 	I couldn't be incrementing
you couldn't be incrementing
he couldn't be incrementing
we couldn't be incrementing
you couldn't be incrementing
they couldn't be incrementing	I couldn't have incremented
you couldn't have incremented
he couldn't have incremented
we couldn't have incremented
you couldn't have incremented
they couldn't have incremented	I couldn't have been incrementing
you couldn't have been incrementing
he couldn't have been incrementing
we couldn't have been incrementing
you couldn't have been incrementing
they couldn't have been incrementing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I increment?
could you increment?
could he increment?
could we increment?
could you increment?
could they increment? 	could I be incrementing?
could you be incrementing?
could he be incrementing?
could we be incrementing?
could you be incrementing?
could they be incrementing? 	could I have incremented?
could you have incremented?
could he have incremented?
could we have incremented?
could you have incremented?
could they have incremented? 	could I have been incrementing?
could you have been incrementing?
could he have been incrementing?
could we have been incrementing?
could you have been incrementing?
could they have been incrementing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I increment?
couldn't you increment?
couldn't he increment?
couldn't we increment?
couldn't you increment?
couldn't they increment? 	couldn't I be incrementing?
couldn't you be incrementing?
couldn't he be incrementing?
couldn't we be incrementing?
couldn't you be incrementing?
couldn't they be incrementing? 	couldn't I have incremented?
couldn't you have incremented?
couldn't he have incremented?
couldn't we have incremented?
couldn't you have incremented?
couldn't they have incremented? 	couldn't I have been incrementing?
couldn't you have been incrementing?
couldn't he have been incrementing?
couldn't we have been incrementing?
couldn't you have been incrementing?
couldn't they have been incrementing?