can concretize
Verbo regular: concretize - concretized- concretized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can concretize
you can concretize
he can concretize
we can concretize
you can concretize
they can concretize 	I can be concretizing
you can be concretizing
he can be concretizing
we can be concretizing
you can be concretizing
they can be concretizing	I can have concretized
you can have concretized
he can have concretized
we can have concretized
you can have concretized
they can have concretized	I can have been concretizing
you can have been concretizing
he can have been concretizing
we can have been concretizing
you can have been concretizing
they can have been concretizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't concretize
you can't concretize
he can't concretize
we can't concretize
you can't concretize
they can't concretize 	I can't be concretizing
you can't be concretizing
he can't be concretizing
we can't be concretizing
you can't be concretizing
they can't be concretizing	I can't have concretized
you can't have concretized
he can't have concretized
we can't have concretized
you can't have concretized
they can't have concretized	I can't have been concretizing
you can't have been concretizing
he can't have been concretizing
we can't have been concretizing
you can't have been concretizing
they can't have been concretizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I concretize?
can you concretize?
can he concretize?
can we concretize?
can you concretize?
can they concretize? 	can I be concretizing?
can you be concretizing?
can he be concretizing?
can we be concretizing?
can you be concretizing?
can they be concretizing? 	can I have concretized?
can you have concretized?
can he have concretized?
can we have concretized?
can you have concretized?
can they have concretized? 	can I have been concretizing?
can you have been concretizing?
can he have been concretizing?
can we have been concretizing?
can you have been concretizing?
can they have been concretizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I concretize?
can't you concretize?
can't he concretize?
can't we concretize?
can't you concretize?
can't they concretize? 	can't I be concretizing?
can't you be concretizing?
can't he be concretizing?
can't we be concretizing?
can't you be concretizing?
can't they be concretizing? 	can't I have concretized?
can't you have concretized?
can't he have concretized?
can't we have concretized?
can't you have concretized?
can't they have concretized? 	can't I have been concretizing?
can't you have been concretizing?
can't he have been concretizing?
can't we have been concretizing?
can't you have been concretizing?
can't they have been concretizing?