English verb conjugation
COULD PALL

Regular verb: pall - palled - palled

Affirmation

Simple form	V-ing form
I could pall you could pall he could pall we could pall you could pall they could pall	I could be palling you could be palling he could be palling we could be palling you could be palling they could be palling
Perfect	V-ing perfect
I could have palled you could have palled he could have palled we could have palled you could have palled they could have palled	I could have been palling you could have been palling he could have been palling we could have been palling you could have been palling they could have been palling

Negation

Simple form	V-ing form
I could not pall you could not pall he could not pall we could not pall you could not pall they could not pall	I could not be palling you could not be palling he could not be palling we could not be palling you could not be palling they could not be palling
Perfect	V-ing perfect
I could not have palled you could not have palled he could not have palled we could not have palled you could not have palled they could not have palled	I could not have been palling you could not have been palling he could not have been palling we could not have been palling you could not have been palling they could not have been palling

Interrogative form

Simple form	V-ing form
could I pall? could you pall? could he pall? could we pall? could you pall? could they pall?	could I be palling? could you be palling? could he be palling? could we be palling? could you be palling? could they be palling?
Perfect	V-ing perfect
could I have palled? could you have palled? could he have palled? could we have palled? could you have palled? could they have palled?	could I have been palling? could you have been palling? could he have been palling? could we have been palling? could you have been palling? could they have been palling?

Interro-negative form

Simple form	V-ing form
could I not pall? could you not pall? could he not pall? could we not pall? could you not pall? could they not pall?	could I not be palling? could you not be palling? could he not be palling? could we not be palling? could you not be palling? could they not be palling?
Perfect	V-ing perfect
could I not have palled? could you not have palled? could he not have palled? could we not have palled? could you not have palled? could they not have palled?	could I not have been palling? could you not have been palling? could he not have been palling? could we not have been palling? could you not have been palling? could they not have been palling?