should stretch
Verbo regular: stretch - stretched- stretched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should stretch
you should stretch
she should stretch
we should stretch
you should stretch
they should stretch 	I should be stretching
you should be stretching
she should be stretching
we should be stretching
you should be stretching
they should be stretching	I should have stretched
you should have stretched
she should have stretched
we should have stretched
you should have stretched
they should have stretched	I should have been stretching
you should have been stretching
she should have been stretching
we should have been stretching
you should have been stretching
they should have been stretching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not stretch
you should not stretch
she should not stretch
we should not stretch
you should not stretch
they should not stretch 	I should not be stretching
you should not be stretching
she should not be stretching
we should not be stretching
you should not be stretching
they should not be stretching	I should not have stretched
you should not have stretched
she should not have stretched
we should not have stretched
you should not have stretched
they should not have stretched	I should not have been stretching
you should not have been stretching
she should not have been stretching
we should not have been stretching
you should not have been stretching
they should not have been stretching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I stretch?
should you stretch?
should she stretch?
should we stretch?
should you stretch?
should they stretch? 	should I be stretching?
should you be stretching?
should she be stretching?
should we be stretching?
should you be stretching?
should they be stretching? 	should I have stretched?
should you have stretched?
should she have stretched?
should we have stretched?
should you have stretched?
should they have stretched? 	should I have been stretching?
should you have been stretching?
should she have been stretching?
should we have been stretching?
should you have been stretching?
should they have been stretching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not stretch?
should you not stretch?
should she not stretch?
should we not stretch?
should you not stretch?
should they not stretch? 	should I not be stretching?
should you not be stretching?
should she not be stretching?
should we not be stretching?
should you not be stretching?
should they not be stretching? 	should I not have stretched?
should you not have stretched?
should she not have stretched?
should we not have stretched?
should you not have stretched?
should they not have stretched? 	should I not have been stretching?
should you not have been stretching?
should she not have been stretching?
should we not have been stretching?
should you not have been stretching?
should they not have been stretching?