should underline
Verbo regular: underline - underlined- underlined

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd underline
you'd underline
he'd underline
we'd underline
you'd underline
they'd underline 	I'd be underlining
you'd be underlining
he'd be underlining
we'd be underlining
you'd be underlining
they'd be underlining	I should've underlined
you should've underlined
he should've underlined
we should've underlined
you should've underlined
they should've underlined	I should've been underlining
you should've been underlining
he should've been underlining
we should've been underlining
you should've been underlining
they should've been underlining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't underline
you shouldn't underline
he shouldn't underline
we shouldn't underline
you shouldn't underline
they shouldn't underline 	I shouldn't be underlining
you shouldn't be underlining
he shouldn't be underlining
we shouldn't be underlining
you shouldn't be underlining
they shouldn't be underlining	I shouldn't have underlined
you shouldn't have underlined
he shouldn't have underlined
we shouldn't have underlined
you shouldn't have underlined
they shouldn't have underlined	I shouldn't have been underlining
you shouldn't have been underlining
he shouldn't have been underlining
we shouldn't have been underlining
you shouldn't have been underlining
they shouldn't have been underlining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I underline?
should you underline?
should he underline?
should we underline?
should you underline?
should they underline? 	should I be underlining?
should you be underlining?
should he be underlining?
should we be underlining?
should you be underlining?
should they be underlining? 	should I have underlined?
should you have underlined?
should he have underlined?
should we have underlined?
should you have underlined?
should they have underlined? 	should I have been underlining?
should you have been underlining?
should he have been underlining?
should we have been underlining?
should you have been underlining?
should they have been underlining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I underline?
shouldn't you underline?
shouldn't he underline?
shouldn't we underline?
shouldn't you underline?
shouldn't they underline? 	shouldn't I be underlining?
shouldn't you be underlining?
shouldn't he be underlining?
shouldn't we be underlining?
shouldn't you be underlining?
shouldn't they be underlining? 	shouldn't I have underlined?
shouldn't you have underlined?
shouldn't he have underlined?
shouldn't we have underlined?
shouldn't you have underlined?
shouldn't they have underlined? 	shouldn't I have been underlining?
shouldn't you have been underlining?
shouldn't he have been underlining?
shouldn't we have been underlining?
shouldn't you have been underlining?
shouldn't they have been underlining?