should sniffle
Verbo regular: sniffle - sniffled- sniffled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should sniffle
you should sniffle
he should sniffle
we should sniffle
you should sniffle
they should sniffle 	I should be sniffling
you should be sniffling
he should be sniffling
we should be sniffling
you should be sniffling
they should be sniffling	I should have sniffled
you should have sniffled
he should have sniffled
we should have sniffled
you should have sniffled
they should have sniffled	I should have been sniffling
you should have been sniffling
he should have been sniffling
we should have been sniffling
you should have been sniffling
they should have been sniffling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not sniffle
you should not sniffle
he should not sniffle
we should not sniffle
you should not sniffle
they should not sniffle 	I should not be sniffling
you should not be sniffling
he should not be sniffling
we should not be sniffling
you should not be sniffling
they should not be sniffling	I should not have sniffled
you should not have sniffled
he should not have sniffled
we should not have sniffled
you should not have sniffled
they should not have sniffled	I should not have been sniffling
you should not have been sniffling
he should not have been sniffling
we should not have been sniffling
you should not have been sniffling
they should not have been sniffling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I sniffle?
should you sniffle?
should he sniffle?
should we sniffle?
should you sniffle?
should they sniffle? 	should I be sniffling?
should you be sniffling?
should he be sniffling?
should we be sniffling?
should you be sniffling?
should they be sniffling? 	should I have sniffled?
should you have sniffled?
should he have sniffled?
should we have sniffled?
should you have sniffled?
should they have sniffled? 	should I have been sniffling?
should you have been sniffling?
should he have been sniffling?
should we have been sniffling?
should you have been sniffling?
should they have been sniffling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not sniffle?
should you not sniffle?
should he not sniffle?
should we not sniffle?
should you not sniffle?
should they not sniffle? 	should I not be sniffling?
should you not be sniffling?
should he not be sniffling?
should we not be sniffling?
should you not be sniffling?
should they not be sniffling? 	should I not have sniffled?
should you not have sniffled?
should he not have sniffled?
should we not have sniffled?
should you not have sniffled?
should they not have sniffled? 	should I not have been sniffling?
should you not have been sniffling?
should he not have been sniffling?
should we not have been sniffling?
should you not have been sniffling?
should they not have been sniffling?