should roof
Verbo regular: roof - roofed- roofed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd roof
you'd roof
he'd roof
we'd roof
you'd roof
they'd roof 	I'd be roofing
you'd be roofing
he'd be roofing
we'd be roofing
you'd be roofing
they'd be roofing	I should've roofed
you should've roofed
he should've roofed
we should've roofed
you should've roofed
they should've roofed	I should've been roofing
you should've been roofing
he should've been roofing
we should've been roofing
you should've been roofing
they should've been roofing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't roof
you shouldn't roof
he shouldn't roof
we shouldn't roof
you shouldn't roof
they shouldn't roof 	I shouldn't be roofing
you shouldn't be roofing
he shouldn't be roofing
we shouldn't be roofing
you shouldn't be roofing
they shouldn't be roofing	I shouldn't have roofed
you shouldn't have roofed
he shouldn't have roofed
we shouldn't have roofed
you shouldn't have roofed
they shouldn't have roofed	I shouldn't have been roofing
you shouldn't have been roofing
he shouldn't have been roofing
we shouldn't have been roofing
you shouldn't have been roofing
they shouldn't have been roofing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I roof?
should you roof?
should he roof?
should we roof?
should you roof?
should they roof? 	should I be roofing?
should you be roofing?
should he be roofing?
should we be roofing?
should you be roofing?
should they be roofing? 	should I have roofed?
should you have roofed?
should he have roofed?
should we have roofed?
should you have roofed?
should they have roofed? 	should I have been roofing?
should you have been roofing?
should he have been roofing?
should we have been roofing?
should you have been roofing?
should they have been roofing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I roof?
shouldn't you roof?
shouldn't he roof?
shouldn't we roof?
shouldn't you roof?
shouldn't they roof? 	shouldn't I be roofing?
shouldn't you be roofing?
shouldn't he be roofing?
shouldn't we be roofing?
shouldn't you be roofing?
shouldn't they be roofing? 	shouldn't I have roofed?
shouldn't you have roofed?
shouldn't he have roofed?
shouldn't we have roofed?
shouldn't you have roofed?
shouldn't they have roofed? 	shouldn't I have been roofing?
shouldn't you have been roofing?
shouldn't he have been roofing?
shouldn't we have been roofing?
shouldn't you have been roofing?
shouldn't they have been roofing?