could party
Verbo regular: party - partied- partied

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could party
you could party
she could party
we could party
you could party
they could party 	I could be partying
you could be partying
she could be partying
we could be partying
you could be partying
they could be partying	I could have partied
you could have partied
she could have partied
we could have partied
you could have partied
they could have partied	I could have been partying
you could have been partying
she could have been partying
we could have been partying
you could have been partying
they could have been partying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't party
you couldn't party
she couldn't party
we couldn't party
you couldn't party
they couldn't party 	I couldn't be partying
you couldn't be partying
she couldn't be partying
we couldn't be partying
you couldn't be partying
they couldn't be partying	I couldn't have partied
you couldn't have partied
she couldn't have partied
we couldn't have partied
you couldn't have partied
they couldn't have partied	I couldn't have been partying
you couldn't have been partying
she couldn't have been partying
we couldn't have been partying
you couldn't have been partying
they couldn't have been partying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I party?
could you party?
could she party?
could we party?
could you party?
could they party? 	could I be partying?
could you be partying?
could she be partying?
could we be partying?
could you be partying?
could they be partying? 	could I have partied?
could you have partied?
could she have partied?
could we have partied?
could you have partied?
could they have partied? 	could I have been partying?
could you have been partying?
could she have been partying?
could we have been partying?
could you have been partying?
could they have been partying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I party?
couldn't you party?
couldn't she party?
couldn't we party?
couldn't you party?
couldn't they party? 	couldn't I be partying?
couldn't you be partying?
couldn't she be partying?
couldn't we be partying?
couldn't you be partying?
couldn't they be partying? 	couldn't I have partied?
couldn't you have partied?
couldn't she have partied?
couldn't we have partied?
couldn't you have partied?
couldn't they have partied? 	couldn't I have been partying?
couldn't you have been partying?
couldn't she have been partying?
couldn't we have been partying?
couldn't you have been partying?
couldn't they have been partying?