could surfeit
Verbo regular: surfeit - surfeited- surfeited

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could surfeit
you could surfeit
she could surfeit
we could surfeit
you could surfeit
they could surfeit 	I could be surfeiting
you could be surfeiting
she could be surfeiting
we could be surfeiting
you could be surfeiting
they could be surfeiting	I could have surfeited
you could have surfeited
she could have surfeited
we could have surfeited
you could have surfeited
they could have surfeited	I could have been surfeiting
you could have been surfeiting
she could have been surfeiting
we could have been surfeiting
you could have been surfeiting
they could have been surfeiting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not surfeit
you could not surfeit
she could not surfeit
we could not surfeit
you could not surfeit
they could not surfeit 	I could not be surfeiting
you could not be surfeiting
she could not be surfeiting
we could not be surfeiting
you could not be surfeiting
they could not be surfeiting	I could not have surfeited
you could not have surfeited
she could not have surfeited
we could not have surfeited
you could not have surfeited
they could not have surfeited	I could not have been surfeiting
you could not have been surfeiting
she could not have been surfeiting
we could not have been surfeiting
you could not have been surfeiting
they could not have been surfeiting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I surfeit?
could you surfeit?
could she surfeit?
could we surfeit?
could you surfeit?
could they surfeit? 	could I be surfeiting?
could you be surfeiting?
could she be surfeiting?
could we be surfeiting?
could you be surfeiting?
could they be surfeiting? 	could I have surfeited?
could you have surfeited?
could she have surfeited?
could we have surfeited?
could you have surfeited?
could they have surfeited? 	could I have been surfeiting?
could you have been surfeiting?
could she have been surfeiting?
could we have been surfeiting?
could you have been surfeiting?
could they have been surfeiting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not surfeit?
could you not surfeit?
could she not surfeit?
could we not surfeit?
could you not surfeit?
could they not surfeit? 	could I not be surfeiting?
could you not be surfeiting?
could she not be surfeiting?
could we not be surfeiting?
could you not be surfeiting?
could they not be surfeiting? 	could I not have surfeited?
could you not have surfeited?
could she not have surfeited?
could we not have surfeited?
could you not have surfeited?
could they not have surfeited? 	could I not have been surfeiting?
could you not have been surfeiting?
could she not have been surfeiting?
could we not have been surfeiting?
could you not have been surfeiting?
could they not have been surfeiting?