English verb conjugation
COULD POLL

Regular verb: poll - polled - polled

Affirmation

Simple form	V-ing form
I could poll you could poll he could poll we could poll you could poll they could poll	I could be polling you could be polling he could be polling we could be polling you could be polling they could be polling
Perfect	V-ing perfect
I could have polled you could have polled he could have polled we could have polled you could have polled they could have polled	I could have been polling you could have been polling he could have been polling we could have been polling you could have been polling they could have been polling

Negation

Simple form	V-ing form
I couldn't poll you couldn't poll he couldn't poll we couldn't poll you couldn't poll they couldn't poll	I couldn't be polling you couldn't be polling he couldn't be polling we couldn't be polling you couldn't be polling they couldn't be polling
Perfect	V-ing perfect
I couldn't have polled you couldn't have polled he couldn't have polled we couldn't have polled you couldn't have polled they couldn't have polled	I couldn't have been polling you couldn't have been polling he couldn't have been polling we couldn't have been polling you couldn't have been polling they couldn't have been polling

Interrogative form

Simple form	V-ing form
could I poll? could you poll? could he poll? could we poll? could you poll? could they poll?	could I be polling? could you be polling? could he be polling? could we be polling? could you be polling? could they be polling?
Perfect	V-ing perfect
could I have polled? could you have polled? could he have polled? could we have polled? could you have polled? could they have polled?	could I have been polling? could you have been polling? could he have been polling? could we have been polling? could you have been polling? could they have been polling?

Interro-negative form

Simple form	V-ing form
couldn't I poll? couldn't you poll? couldn't he poll? couldn't we poll? couldn't you poll? couldn't they poll?	couldn't I be polling? couldn't you be polling? couldn't he be polling? couldn't we be polling? couldn't you be polling? couldn't they be polling?
Perfect	V-ing perfect
couldn't I have polled? couldn't you have polled? couldn't he have polled? couldn't we have polled? couldn't you have polled? couldn't they have polled?	couldn't I have been polling? couldn't you have been polling? couldn't he have been polling? couldn't we have been polling? couldn't you have been polling? couldn't they have been polling?