could sulk
Verbo regular: sulk - sulked- sulked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could sulk
you could sulk
he could sulk
we could sulk
you could sulk
they could sulk 	I could be sulking
you could be sulking
he could be sulking
we could be sulking
you could be sulking
they could be sulking	I could have sulked
you could have sulked
he could have sulked
we could have sulked
you could have sulked
they could have sulked	I could have been sulking
you could have been sulking
he could have been sulking
we could have been sulking
you could have been sulking
they could have been sulking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not sulk
you could not sulk
he could not sulk
we could not sulk
you could not sulk
they could not sulk 	I could not be sulking
you could not be sulking
he could not be sulking
we could not be sulking
you could not be sulking
they could not be sulking	I could not have sulked
you could not have sulked
he could not have sulked
we could not have sulked
you could not have sulked
they could not have sulked	I could not have been sulking
you could not have been sulking
he could not have been sulking
we could not have been sulking
you could not have been sulking
they could not have been sulking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I sulk?
could you sulk?
could he sulk?
could we sulk?
could you sulk?
could they sulk? 	could I be sulking?
could you be sulking?
could he be sulking?
could we be sulking?
could you be sulking?
could they be sulking? 	could I have sulked?
could you have sulked?
could he have sulked?
could we have sulked?
could you have sulked?
could they have sulked? 	could I have been sulking?
could you have been sulking?
could he have been sulking?
could we have been sulking?
could you have been sulking?
could they have been sulking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not sulk?
could you not sulk?
could he not sulk?
could we not sulk?
could you not sulk?
could they not sulk? 	could I not be sulking?
could you not be sulking?
could he not be sulking?
could we not be sulking?
could you not be sulking?
could they not be sulking? 	could I not have sulked?
could you not have sulked?
could he not have sulked?
could we not have sulked?
could you not have sulked?
could they not have sulked? 	could I not have been sulking?
could you not have been sulking?
could he not have been sulking?
could we not have been sulking?
could you not have been sulking?
could they not have been sulking?