could criticize
Verbo regular: criticize - criticized- criticized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could criticize
you could criticize
he could criticize
we could criticize
you could criticize
they could criticize 	I could be criticizing
you could be criticizing
he could be criticizing
we could be criticizing
you could be criticizing
they could be criticizing	I could have criticized
you could have criticized
he could have criticized
we could have criticized
you could have criticized
they could have criticized	I could have been criticizing
you could have been criticizing
he could have been criticizing
we could have been criticizing
you could have been criticizing
they could have been criticizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't criticize
you couldn't criticize
he couldn't criticize
we couldn't criticize
you couldn't criticize
they couldn't criticize 	I couldn't be criticizing
you couldn't be criticizing
he couldn't be criticizing
we couldn't be criticizing
you couldn't be criticizing
they couldn't be criticizing	I couldn't have criticized
you couldn't have criticized
he couldn't have criticized
we couldn't have criticized
you couldn't have criticized
they couldn't have criticized	I couldn't have been criticizing
you couldn't have been criticizing
he couldn't have been criticizing
we couldn't have been criticizing
you couldn't have been criticizing
they couldn't have been criticizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I criticize?
could you criticize?
could he criticize?
could we criticize?
could you criticize?
could they criticize? 	could I be criticizing?
could you be criticizing?
could he be criticizing?
could we be criticizing?
could you be criticizing?
could they be criticizing? 	could I have criticized?
could you have criticized?
could he have criticized?
could we have criticized?
could you have criticized?
could they have criticized? 	could I have been criticizing?
could you have been criticizing?
could he have been criticizing?
could we have been criticizing?
could you have been criticizing?
could they have been criticizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I criticize?
couldn't you criticize?
couldn't he criticize?
couldn't we criticize?
couldn't you criticize?
couldn't they criticize? 	couldn't I be criticizing?
couldn't you be criticizing?
couldn't he be criticizing?
couldn't we be criticizing?
couldn't you be criticizing?
couldn't they be criticizing? 	couldn't I have criticized?
couldn't you have criticized?
couldn't he have criticized?
couldn't we have criticized?
couldn't you have criticized?
couldn't they have criticized? 	couldn't I have been criticizing?
couldn't you have been criticizing?
couldn't he have been criticizing?
couldn't we have been criticizing?
couldn't you have been criticizing?
couldn't they have been criticizing?