could scrutinize
Verbo regular: scrutinize - scrutinized- scrutinized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could scrutinize
you could scrutinize
she could scrutinize
we could scrutinize
you could scrutinize
they could scrutinize 	I could be scrutinizing
you could be scrutinizing
she could be scrutinizing
we could be scrutinizing
you could be scrutinizing
they could be scrutinizing	I could have scrutinized
you could have scrutinized
she could have scrutinized
we could have scrutinized
you could have scrutinized
they could have scrutinized	I could have been scrutinizing
you could have been scrutinizing
she could have been scrutinizing
we could have been scrutinizing
you could have been scrutinizing
they could have been scrutinizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't scrutinize
you couldn't scrutinize
she couldn't scrutinize
we couldn't scrutinize
you couldn't scrutinize
they couldn't scrutinize 	I couldn't be scrutinizing
you couldn't be scrutinizing
she couldn't be scrutinizing
we couldn't be scrutinizing
you couldn't be scrutinizing
they couldn't be scrutinizing	I couldn't have scrutinized
you couldn't have scrutinized
she couldn't have scrutinized
we couldn't have scrutinized
you couldn't have scrutinized
they couldn't have scrutinized	I couldn't have been scrutinizing
you couldn't have been scrutinizing
she couldn't have been scrutinizing
we couldn't have been scrutinizing
you couldn't have been scrutinizing
they couldn't have been scrutinizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I scrutinize?
could you scrutinize?
could she scrutinize?
could we scrutinize?
could you scrutinize?
could they scrutinize? 	could I be scrutinizing?
could you be scrutinizing?
could she be scrutinizing?
could we be scrutinizing?
could you be scrutinizing?
could they be scrutinizing? 	could I have scrutinized?
could you have scrutinized?
could she have scrutinized?
could we have scrutinized?
could you have scrutinized?
could they have scrutinized? 	could I have been scrutinizing?
could you have been scrutinizing?
could she have been scrutinizing?
could we have been scrutinizing?
could you have been scrutinizing?
could they have been scrutinizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I scrutinize?
couldn't you scrutinize?
couldn't she scrutinize?
couldn't we scrutinize?
couldn't you scrutinize?
couldn't they scrutinize? 	couldn't I be scrutinizing?
couldn't you be scrutinizing?
couldn't she be scrutinizing?
couldn't we be scrutinizing?
couldn't you be scrutinizing?
couldn't they be scrutinizing? 	couldn't I have scrutinized?
couldn't you have scrutinized?
couldn't she have scrutinized?
couldn't we have scrutinized?
couldn't you have scrutinized?
couldn't they have scrutinized? 	couldn't I have been scrutinizing?
couldn't you have been scrutinizing?
couldn't she have been scrutinizing?
couldn't we have been scrutinizing?
couldn't you have been scrutinizing?
couldn't they have been scrutinizing?