I could blush you could blush he could blush we could blush you could blush they could blush
Forma com V-ing
I could be blushing you could be blushing he could be blushing we could be blushing you could be blushing they could be blushing
Perfeito
I could have blushed you could have blushed he could have blushed we could have blushed you could have blushed they could have blushed
Perfeito com V-ing
I could have been blushing you could have been blushing he could have been blushing we could have been blushing you could have been blushing they could have been blushing
Negação
Forma simple
I could not blush you could not blush he could not blush we could not blush you could not blush they could not blush
Forma com V-ing
I could not be blushing you could not be blushing he could not be blushing we could not be blushing you could not be blushing they could not be blushing
Perfeito
I could not have blushed you could not have blushed he could not have blushed we could not have blushed you could not have blushed they could not have blushed
Perfeito com V-ing
I could not have been blushing you could not have been blushing he could not have been blushing we could not have been blushing you could not have been blushing they could not have been blushing
Forma interrogativa
Forma simple
could I blush? could you blush? could he blush? could we blush? could you blush? could they blush?
Forma com V-ing
could I be blushing? could you be blushing? could he be blushing? could we be blushing? could you be blushing? could they be blushing?
Perfeito
could I have blushed? could you have blushed? could he have blushed? could we have blushed? could you have blushed? could they have blushed?
Perfeito com V-ing
could I have been blushing? could you have been blushing? could he have been blushing? could we have been blushing? could you have been blushing? could they have been blushing?
Forma interro-Negação
Forma simple
could I not blush? could you not blush? could he not blush? could we not blush? could you not blush? could they not blush?
Forma com V-ing
could I not be blushing? could you not be blushing? could he not be blushing? could we not be blushing? could you not be blushing? could they not be blushing?
Perfeito
could I not have blushed? could you not have blushed? could he not have blushed? could we not have blushed? could you not have blushed? could they not have blushed?
Perfeito com V-ing
could I not have been blushing? could you not have been blushing? could he not have been blushing? could we not have been blushing? could you not have been blushing? could they not have been blushing?