should comment
Verbo regular: comment - commented- commented

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd comment
you'd comment
he'd comment
we'd comment
you'd comment
they'd comment 	I'd be commenting
you'd be commenting
he'd be commenting
we'd be commenting
you'd be commenting
they'd be commenting	I should've commented
you should've commented
he should've commented
we should've commented
you should've commented
they should've commented	I should've been commenting
you should've been commenting
he should've been commenting
we should've been commenting
you should've been commenting
they should've been commenting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't comment
you shouldn't comment
he shouldn't comment
we shouldn't comment
you shouldn't comment
they shouldn't comment 	I shouldn't be commenting
you shouldn't be commenting
he shouldn't be commenting
we shouldn't be commenting
you shouldn't be commenting
they shouldn't be commenting	I shouldn't have commented
you shouldn't have commented
he shouldn't have commented
we shouldn't have commented
you shouldn't have commented
they shouldn't have commented	I shouldn't have been commenting
you shouldn't have been commenting
he shouldn't have been commenting
we shouldn't have been commenting
you shouldn't have been commenting
they shouldn't have been commenting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I comment?
should you comment?
should he comment?
should we comment?
should you comment?
should they comment? 	should I be commenting?
should you be commenting?
should he be commenting?
should we be commenting?
should you be commenting?
should they be commenting? 	should I have commented?
should you have commented?
should he have commented?
should we have commented?
should you have commented?
should they have commented? 	should I have been commenting?
should you have been commenting?
should he have been commenting?
should we have been commenting?
should you have been commenting?
should they have been commenting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I comment?
shouldn't you comment?
shouldn't he comment?
shouldn't we comment?
shouldn't you comment?
shouldn't they comment? 	shouldn't I be commenting?
shouldn't you be commenting?
shouldn't he be commenting?
shouldn't we be commenting?
shouldn't you be commenting?
shouldn't they be commenting? 	shouldn't I have commented?
shouldn't you have commented?
shouldn't he have commented?
shouldn't we have commented?
shouldn't you have commented?
shouldn't they have commented? 	shouldn't I have been commenting?
shouldn't you have been commenting?
shouldn't he have been commenting?
shouldn't we have been commenting?
shouldn't you have been commenting?
shouldn't they have been commenting?