could cache
Verbo regular: cache - cached- cached

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could cache
you could cache
he could cache
we could cache
you could cache
they could cache 	I could be caching
you could be caching
he could be caching
we could be caching
you could be caching
they could be caching	I could have cached
you could have cached
he could have cached
we could have cached
you could have cached
they could have cached	I could have been caching
you could have been caching
he could have been caching
we could have been caching
you could have been caching
they could have been caching	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't cache
you couldn't cache
he couldn't cache
we couldn't cache
you couldn't cache
they couldn't cache 	I couldn't be caching
you couldn't be caching
he couldn't be caching
we couldn't be caching
you couldn't be caching
they couldn't be caching	I couldn't have cached
you couldn't have cached
he couldn't have cached
we couldn't have cached
you couldn't have cached
they couldn't have cached	I couldn't have been caching
you couldn't have been caching
he couldn't have been caching
we couldn't have been caching
you couldn't have been caching
they couldn't have been caching	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I cache?
could you cache?
could he cache?
could we cache?
could you cache?
could they cache? 	could I be caching?
could you be caching?
could he be caching?
could we be caching?
could you be caching?
could they be caching? 	could I have cached?
could you have cached?
could he have cached?
could we have cached?
could you have cached?
could they have cached? 	could I have been caching?
could you have been caching?
could he have been caching?
could we have been caching?
could you have been caching?
could they have been caching? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I cache?
couldn't you cache?
couldn't he cache?
couldn't we cache?
couldn't you cache?
couldn't they cache? 	couldn't I be caching?
couldn't you be caching?
couldn't he be caching?
couldn't we be caching?
couldn't you be caching?
couldn't they be caching? 	couldn't I have cached?
couldn't you have cached?
couldn't he have cached?
couldn't we have cached?
couldn't you have cached?
couldn't they have cached? 	couldn't I have been caching?
couldn't you have been caching?
couldn't he have been caching?
couldn't we have been caching?
couldn't you have been caching?
couldn't they have been caching?