could modernize
Verbo regular: modernize - modernized- modernized

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could modernize
you could modernize
he could modernize
we could modernize
you could modernize
they could modernize 	I could be modernizing
you could be modernizing
he could be modernizing
we could be modernizing
you could be modernizing
they could be modernizing	I could have modernized
you could have modernized
he could have modernized
we could have modernized
you could have modernized
they could have modernized	I could have been modernizing
you could have been modernizing
he could have been modernizing
we could have been modernizing
you could have been modernizing
they could have been modernizing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't modernize
you couldn't modernize
he couldn't modernize
we couldn't modernize
you couldn't modernize
they couldn't modernize 	I couldn't be modernizing
you couldn't be modernizing
he couldn't be modernizing
we couldn't be modernizing
you couldn't be modernizing
they couldn't be modernizing	I couldn't have modernized
you couldn't have modernized
he couldn't have modernized
we couldn't have modernized
you couldn't have modernized
they couldn't have modernized	I couldn't have been modernizing
you couldn't have been modernizing
he couldn't have been modernizing
we couldn't have been modernizing
you couldn't have been modernizing
they couldn't have been modernizing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I modernize?
could you modernize?
could he modernize?
could we modernize?
could you modernize?
could they modernize? 	could I be modernizing?
could you be modernizing?
could he be modernizing?
could we be modernizing?
could you be modernizing?
could they be modernizing? 	could I have modernized?
could you have modernized?
could he have modernized?
could we have modernized?
could you have modernized?
could they have modernized? 	could I have been modernizing?
could you have been modernizing?
could he have been modernizing?
could we have been modernizing?
could you have been modernizing?
could they have been modernizing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I modernize?
couldn't you modernize?
couldn't he modernize?
couldn't we modernize?
couldn't you modernize?
couldn't they modernize? 	couldn't I be modernizing?
couldn't you be modernizing?
couldn't he be modernizing?
couldn't we be modernizing?
couldn't you be modernizing?
couldn't they be modernizing? 	couldn't I have modernized?
couldn't you have modernized?
couldn't he have modernized?
couldn't we have modernized?
couldn't you have modernized?
couldn't they have modernized? 	couldn't I have been modernizing?
couldn't you have been modernizing?
couldn't he have been modernizing?
couldn't we have been modernizing?
couldn't you have been modernizing?
couldn't they have been modernizing?