I could shop you could shop she could shop we could shop you could shop they could shop
Forma com V-ing
I could be shopping you could be shopping she could be shopping we could be shopping you could be shopping they could be shopping
Perfeito
I could have shopped you could have shopped she could have shopped we could have shopped you could have shopped they could have shopped
Perfeito com V-ing
I could have been shopping you could have been shopping she could have been shopping we could have been shopping you could have been shopping they could have been shopping
Negação
Forma simple
I could not shop you could not shop she could not shop we could not shop you could not shop they could not shop
Forma com V-ing
I could not be shopping you could not be shopping she could not be shopping we could not be shopping you could not be shopping they could not be shopping
Perfeito
I could not have shopped you could not have shopped she could not have shopped we could not have shopped you could not have shopped they could not have shopped
Perfeito com V-ing
I could not have been shopping you could not have been shopping she could not have been shopping we could not have been shopping you could not have been shopping they could not have been shopping
Forma interrogativa
Forma simple
could I shop? could you shop? could she shop? could we shop? could you shop? could they shop?
Forma com V-ing
could I be shopping? could you be shopping? could she be shopping? could we be shopping? could you be shopping? could they be shopping?
Perfeito
could I have shopped? could you have shopped? could she have shopped? could we have shopped? could you have shopped? could they have shopped?
Perfeito com V-ing
could I have been shopping? could you have been shopping? could she have been shopping? could we have been shopping? could you have been shopping? could they have been shopping?
Forma interro-Negação
Forma simple
could I not shop? could you not shop? could she not shop? could we not shop? could you not shop? could they not shop?
Forma com V-ing
could I not be shopping? could you not be shopping? could she not be shopping? could we not be shopping? could you not be shopping? could they not be shopping?
Perfeito
could I not have shopped? could you not have shopped? could she not have shopped? could we not have shopped? could you not have shopped? could they not have shopped?
Perfeito com V-ing
could I not have been shopping? could you not have been shopping? could she not have been shopping? could we not have been shopping? could you not have been shopping? could they not have been shopping?