could mug
Verbo regular: mug - mugged- mugged

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could mug
you could mug
she could mug
we could mug
you could mug
they could mug 	I could be mugging
you could be mugging
she could be mugging
we could be mugging
you could be mugging
they could be mugging	I could have mugged
you could have mugged
she could have mugged
we could have mugged
you could have mugged
they could have mugged	I could have been mugging
you could have been mugging
she could have been mugging
we could have been mugging
you could have been mugging
they could have been mugging	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not mug
you could not mug
she could not mug
we could not mug
you could not mug
they could not mug 	I could not be mugging
you could not be mugging
she could not be mugging
we could not be mugging
you could not be mugging
they could not be mugging	I could not have mugged
you could not have mugged
she could not have mugged
we could not have mugged
you could not have mugged
they could not have mugged	I could not have been mugging
you could not have been mugging
she could not have been mugging
we could not have been mugging
you could not have been mugging
they could not have been mugging	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I mug?
could you mug?
could she mug?
could we mug?
could you mug?
could they mug? 	could I be mugging?
could you be mugging?
could she be mugging?
could we be mugging?
could you be mugging?
could they be mugging? 	could I have mugged?
could you have mugged?
could she have mugged?
could we have mugged?
could you have mugged?
could they have mugged? 	could I have been mugging?
could you have been mugging?
could she have been mugging?
could we have been mugging?
could you have been mugging?
could they have been mugging? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not mug?
could you not mug?
could she not mug?
could we not mug?
could you not mug?
could they not mug? 	could I not be mugging?
could you not be mugging?
could she not be mugging?
could we not be mugging?
could you not be mugging?
could they not be mugging? 	could I not have mugged?
could you not have mugged?
could she not have mugged?
could we not have mugged?
could you not have mugged?
could they not have mugged? 	could I not have been mugging?
could you not have been mugging?
could she not have been mugging?
could we not have been mugging?
could you not have been mugging?
could they not have been mugging?