should couple
Verbo regular: couple - coupled- coupled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd couple
you'd couple
he'd couple
we'd couple
you'd couple
they'd couple 	I'd be coupling
you'd be coupling
he'd be coupling
we'd be coupling
you'd be coupling
they'd be coupling	I should've coupled
you should've coupled
he should've coupled
we should've coupled
you should've coupled
they should've coupled	I should've been coupling
you should've been coupling
he should've been coupling
we should've been coupling
you should've been coupling
they should've been coupling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't couple
you shouldn't couple
he shouldn't couple
we shouldn't couple
you shouldn't couple
they shouldn't couple 	I shouldn't be coupling
you shouldn't be coupling
he shouldn't be coupling
we shouldn't be coupling
you shouldn't be coupling
they shouldn't be coupling	I shouldn't have coupled
you shouldn't have coupled
he shouldn't have coupled
we shouldn't have coupled
you shouldn't have coupled
they shouldn't have coupled	I shouldn't have been coupling
you shouldn't have been coupling
he shouldn't have been coupling
we shouldn't have been coupling
you shouldn't have been coupling
they shouldn't have been coupling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I couple?
should you couple?
should he couple?
should we couple?
should you couple?
should they couple? 	should I be coupling?
should you be coupling?
should he be coupling?
should we be coupling?
should you be coupling?
should they be coupling? 	should I have coupled?
should you have coupled?
should he have coupled?
should we have coupled?
should you have coupled?
should they have coupled? 	should I have been coupling?
should you have been coupling?
should he have been coupling?
should we have been coupling?
should you have been coupling?
should they have been coupling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I couple?
shouldn't you couple?
shouldn't he couple?
shouldn't we couple?
shouldn't you couple?
shouldn't they couple? 	shouldn't I be coupling?
shouldn't you be coupling?
shouldn't he be coupling?
shouldn't we be coupling?
shouldn't you be coupling?
shouldn't they be coupling? 	shouldn't I have coupled?
shouldn't you have coupled?
shouldn't he have coupled?
shouldn't we have coupled?
shouldn't you have coupled?
shouldn't they have coupled? 	shouldn't I have been coupling?
shouldn't you have been coupling?
shouldn't he have been coupling?
shouldn't we have been coupling?
shouldn't you have been coupling?
shouldn't they have been coupling?