should stretch
Regular verb: stretch - stretched- stretched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd stretch
you'd stretch
she'd stretch
we'd stretch
you'd stretch
they'd stretch 	I'd be stretching
you'd be stretching
she'd be stretching
we'd be stretching
you'd be stretching
they'd be stretching	I should've stretched
you should've stretched
she should've stretched
we should've stretched
you should've stretched
they should've stretched	I should've been stretching
you should've been stretching
she should've been stretching
we should've been stretching
you should've been stretching
they should've been stretching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't stretch
you shouldn't stretch
she shouldn't stretch
we shouldn't stretch
you shouldn't stretch
they shouldn't stretch 	I shouldn't be stretching
you shouldn't be stretching
she shouldn't be stretching
we shouldn't be stretching
you shouldn't be stretching
they shouldn't be stretching	I shouldn't have stretched
you shouldn't have stretched
she shouldn't have stretched
we shouldn't have stretched
you shouldn't have stretched
they shouldn't have stretched	I shouldn't have been stretching
you shouldn't have been stretching
she shouldn't have been stretching
we shouldn't have been stretching
you shouldn't have been stretching
they shouldn't have been stretching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I stretch?
shouldn't you stretch?
shouldn't she stretch?
shouldn't we stretch?
shouldn't you stretch?
shouldn't they stretch? 	shouldn't I be stretching?
shouldn't you be stretching?
shouldn't she be stretching?
shouldn't we be stretching?
shouldn't you be stretching?
shouldn't they be stretching? 	shouldn't I have stretched?
shouldn't you have stretched?
shouldn't she have stretched?
shouldn't we have stretched?
shouldn't you have stretched?
shouldn't they have stretched? 	shouldn't I have been stretching?
shouldn't you have been stretching?
shouldn't she have been stretching?
shouldn't we have been stretching?
shouldn't you have been stretching?
shouldn't they have been stretching?