should look
Verbo regular: look - looked- looked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should look
you should look
he should look
we should look
you should look
they should look 	I should be looking
you should be looking
he should be looking
we should be looking
you should be looking
they should be looking	I should have looked
you should have looked
he should have looked
we should have looked
you should have looked
they should have looked	I should have been looking
you should have been looking
he should have been looking
we should have been looking
you should have been looking
they should have been looking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not look
you should not look
he should not look
we should not look
you should not look
they should not look 	I should not be looking
you should not be looking
he should not be looking
we should not be looking
you should not be looking
they should not be looking	I should not have looked
you should not have looked
he should not have looked
we should not have looked
you should not have looked
they should not have looked	I should not have been looking
you should not have been looking
he should not have been looking
we should not have been looking
you should not have been looking
they should not have been looking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I look?
should you look?
should he look?
should we look?
should you look?
should they look? 	should I be looking?
should you be looking?
should he be looking?
should we be looking?
should you be looking?
should they be looking? 	should I have looked?
should you have looked?
should he have looked?
should we have looked?
should you have looked?
should they have looked? 	should I have been looking?
should you have been looking?
should he have been looking?
should we have been looking?
should you have been looking?
should they have been looking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not look?
should you not look?
should he not look?
should we not look?
should you not look?
should they not look? 	should I not be looking?
should you not be looking?
should he not be looking?
should we not be looking?
should you not be looking?
should they not be looking? 	should I not have looked?
should you not have looked?
should he not have looked?
should we not have looked?
should you not have looked?
should they not have looked? 	should I not have been looking?
should you not have been looking?
should he not have been looking?
should we not have been looking?
should you not have been looking?
should they not have been looking?