could snack
Verbo regular: snack - snacked- snacked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could snack
you could snack
she could snack
we could snack
you could snack
they could snack 	I could be snacking
you could be snacking
she could be snacking
we could be snacking
you could be snacking
they could be snacking	I could have snacked
you could have snacked
she could have snacked
we could have snacked
you could have snacked
they could have snacked	I could have been snacking
you could have been snacking
she could have been snacking
we could have been snacking
you could have been snacking
they could have been snacking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not snack
you could not snack
she could not snack
we could not snack
you could not snack
they could not snack 	I could not be snacking
you could not be snacking
she could not be snacking
we could not be snacking
you could not be snacking
they could not be snacking	I could not have snacked
you could not have snacked
she could not have snacked
we could not have snacked
you could not have snacked
they could not have snacked	I could not have been snacking
you could not have been snacking
she could not have been snacking
we could not have been snacking
you could not have been snacking
they could not have been snacking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I snack?
could you snack?
could she snack?
could we snack?
could you snack?
could they snack? 	could I be snacking?
could you be snacking?
could she be snacking?
could we be snacking?
could you be snacking?
could they be snacking? 	could I have snacked?
could you have snacked?
could she have snacked?
could we have snacked?
could you have snacked?
could they have snacked? 	could I have been snacking?
could you have been snacking?
could she have been snacking?
could we have been snacking?
could you have been snacking?
could they have been snacking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not snack?
could you not snack?
could she not snack?
could we not snack?
could you not snack?
could they not snack? 	could I not be snacking?
could you not be snacking?
could she not be snacking?
could we not be snacking?
could you not be snacking?
could they not be snacking? 	could I not have snacked?
could you not have snacked?
could she not have snacked?
could we not have snacked?
could you not have snacked?
could they not have snacked? 	could I not have been snacking?
could you not have been snacking?
could she not have been snacking?
could we not have been snacking?
could you not have been snacking?
could they not have been snacking?