should muffle
Verbo regular: muffle - muffled- muffled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should muffle
you should muffle
she should muffle
we should muffle
you should muffle
they should muffle 	I should be muffling
you should be muffling
she should be muffling
we should be muffling
you should be muffling
they should be muffling	I should have muffled
you should have muffled
she should have muffled
we should have muffled
you should have muffled
they should have muffled	I should have been muffling
you should have been muffling
she should have been muffling
we should have been muffling
you should have been muffling
they should have been muffling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not muffle
you should not muffle
she should not muffle
we should not muffle
you should not muffle
they should not muffle 	I should not be muffling
you should not be muffling
she should not be muffling
we should not be muffling
you should not be muffling
they should not be muffling	I should not have muffled
you should not have muffled
she should not have muffled
we should not have muffled
you should not have muffled
they should not have muffled	I should not have been muffling
you should not have been muffling
she should not have been muffling
we should not have been muffling
you should not have been muffling
they should not have been muffling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I muffle?
should you muffle?
should she muffle?
should we muffle?
should you muffle?
should they muffle? 	should I be muffling?
should you be muffling?
should she be muffling?
should we be muffling?
should you be muffling?
should they be muffling? 	should I have muffled?
should you have muffled?
should she have muffled?
should we have muffled?
should you have muffled?
should they have muffled? 	should I have been muffling?
should you have been muffling?
should she have been muffling?
should we have been muffling?
should you have been muffling?
should they have been muffling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not muffle?
should you not muffle?
should she not muffle?
should we not muffle?
should you not muffle?
should they not muffle? 	should I not be muffling?
should you not be muffling?
should she not be muffling?
should we not be muffling?
should you not be muffling?
should they not be muffling? 	should I not have muffled?
should you not have muffled?
should she not have muffled?
should we not have muffled?
should you not have muffled?
should they not have muffled? 	should I not have been muffling?
should you not have been muffling?
should she not have been muffling?
should we not have been muffling?
should you not have been muffling?
should they not have been muffling?