English verb conjugation
COULD PREDISCUSS

Regular verb: prediscuss - prediscussed - prediscussed

Affirmation

Simple form	V-ing form
I could prediscuss you could prediscuss he could prediscuss we could prediscuss you could prediscuss they could prediscuss	I could be prediscussing you could be prediscussing he could be prediscussing we could be prediscussing you could be prediscussing they could be prediscussing
Perfect	V-ing perfect
I could have prediscussed you could have prediscussed he could have prediscussed we could have prediscussed you could have prediscussed they could have prediscussed	I could have been prediscussing you could have been prediscussing he could have been prediscussing we could have been prediscussing you could have been prediscussing they could have been prediscussing

Negation

Simple form	V-ing form
I could not prediscuss you could not prediscuss he could not prediscuss we could not prediscuss you could not prediscuss they could not prediscuss	I could not be prediscussing you could not be prediscussing he could not be prediscussing we could not be prediscussing you could not be prediscussing they could not be prediscussing
Perfect	V-ing perfect
I could not have prediscussed you could not have prediscussed he could not have prediscussed we could not have prediscussed you could not have prediscussed they could not have prediscussed	I could not have been prediscussing you could not have been prediscussing he could not have been prediscussing we could not have been prediscussing you could not have been prediscussing they could not have been prediscussing

Interrogative form

Simple form	V-ing form
could I prediscuss? could you prediscuss? could he prediscuss? could we prediscuss? could you prediscuss? could they prediscuss?	could I be prediscussing? could you be prediscussing? could he be prediscussing? could we be prediscussing? could you be prediscussing? could they be prediscussing?
Perfect	V-ing perfect
could I have prediscussed? could you have prediscussed? could he have prediscussed? could we have prediscussed? could you have prediscussed? could they have prediscussed?	could I have been prediscussing? could you have been prediscussing? could he have been prediscussing? could we have been prediscussing? could you have been prediscussing? could they have been prediscussing?

Interro-negative form

Simple form	V-ing form
could I not prediscuss? could you not prediscuss? could he not prediscuss? could we not prediscuss? could you not prediscuss? could they not prediscuss?	could I not be prediscussing? could you not be prediscussing? could he not be prediscussing? could we not be prediscussing? could you not be prediscussing? could they not be prediscussing?
Perfect	V-ing perfect
could I not have prediscussed? could you not have prediscussed? could he not have prediscussed? could we not have prediscussed? could you not have prediscussed? could they not have prediscussed?	could I not have been prediscussing? could you not have been prediscussing? could he not have been prediscussing? could we not have been prediscussing? could you not have been prediscussing? could they not have been prediscussing?