could mambo
Verbo regular: mambo - mamboed- mamboed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could mambo
you could mambo
he could mambo
we could mambo
you could mambo
they could mambo 	I could be mamboing
you could be mamboing
he could be mamboing
we could be mamboing
you could be mamboing
they could be mamboing	I could have mamboed
you could have mamboed
he could have mamboed
we could have mamboed
you could have mamboed
they could have mamboed	I could have been mamboing
you could have been mamboing
he could have been mamboing
we could have been mamboing
you could have been mamboing
they could have been mamboing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't mambo
you couldn't mambo
he couldn't mambo
we couldn't mambo
you couldn't mambo
they couldn't mambo 	I couldn't be mamboing
you couldn't be mamboing
he couldn't be mamboing
we couldn't be mamboing
you couldn't be mamboing
they couldn't be mamboing	I couldn't have mamboed
you couldn't have mamboed
he couldn't have mamboed
we couldn't have mamboed
you couldn't have mamboed
they couldn't have mamboed	I couldn't have been mamboing
you couldn't have been mamboing
he couldn't have been mamboing
we couldn't have been mamboing
you couldn't have been mamboing
they couldn't have been mamboing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I mambo?
could you mambo?
could he mambo?
could we mambo?
could you mambo?
could they mambo? 	could I be mamboing?
could you be mamboing?
could he be mamboing?
could we be mamboing?
could you be mamboing?
could they be mamboing? 	could I have mamboed?
could you have mamboed?
could he have mamboed?
could we have mamboed?
could you have mamboed?
could they have mamboed? 	could I have been mamboing?
could you have been mamboing?
could he have been mamboing?
could we have been mamboing?
could you have been mamboing?
could they have been mamboing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I mambo?
couldn't you mambo?
couldn't he mambo?
couldn't we mambo?
couldn't you mambo?
couldn't they mambo? 	couldn't I be mamboing?
couldn't you be mamboing?
couldn't he be mamboing?
couldn't we be mamboing?
couldn't you be mamboing?
couldn't they be mamboing? 	couldn't I have mamboed?
couldn't you have mamboed?
couldn't he have mamboed?
couldn't we have mamboed?
couldn't you have mamboed?
couldn't they have mamboed? 	couldn't I have been mamboing?
couldn't you have been mamboing?
couldn't he have been mamboing?
couldn't we have been mamboing?
couldn't you have been mamboing?
couldn't they have been mamboing?