I could blink you could blink he could blink we could blink you could blink they could blink
Forma com V-ing
I could be blinking you could be blinking he could be blinking we could be blinking you could be blinking they could be blinking
Perfeito
I could have blinked you could have blinked he could have blinked we could have blinked you could have blinked they could have blinked
Perfeito com V-ing
I could have been blinking you could have been blinking he could have been blinking we could have been blinking you could have been blinking they could have been blinking
Negação
Forma simple
I couldn't blink you couldn't blink he couldn't blink we couldn't blink you couldn't blink they couldn't blink
Forma com V-ing
I couldn't be blinking you couldn't be blinking he couldn't be blinking we couldn't be blinking you couldn't be blinking they couldn't be blinking
Perfeito
I couldn't have blinked you couldn't have blinked he couldn't have blinked we couldn't have blinked you couldn't have blinked they couldn't have blinked
Perfeito com V-ing
I couldn't have been blinking you couldn't have been blinking he couldn't have been blinking we couldn't have been blinking you couldn't have been blinking they couldn't have been blinking
Forma interrogativa
Forma simple
could I blink? could you blink? could he blink? could we blink? could you blink? could they blink?
Forma com V-ing
could I be blinking? could you be blinking? could he be blinking? could we be blinking? could you be blinking? could they be blinking?
Perfeito
could I have blinked? could you have blinked? could he have blinked? could we have blinked? could you have blinked? could they have blinked?
Perfeito com V-ing
could I have been blinking? could you have been blinking? could he have been blinking? could we have been blinking? could you have been blinking? could they have been blinking?
Forma interro-Negação
Forma simple
couldn't I blink? couldn't you blink? couldn't he blink? couldn't we blink? couldn't you blink? couldn't they blink?
Forma com V-ing
couldn't I be blinking? couldn't you be blinking? couldn't he be blinking? couldn't we be blinking? couldn't you be blinking? couldn't they be blinking?
Perfeito
couldn't I have blinked? couldn't you have blinked? couldn't he have blinked? couldn't we have blinked? couldn't you have blinked? couldn't they have blinked?
Perfeito com V-ing
couldn't I have been blinking? couldn't you have been blinking? couldn't he have been blinking? couldn't we have been blinking? couldn't you have been blinking? couldn't they have been blinking?