English verb conjugation
COULD PREDICATE

Regular verb: predicate - predicated - predicated

Affirmation

Simple form	V-ing form
I could predicate you could predicate she could predicate we could predicate you could predicate they could predicate	I could be predicating you could be predicating she could be predicating we could be predicating you could be predicating they could be predicating
Perfect	V-ing perfect
I could have predicated you could have predicated she could have predicated we could have predicated you could have predicated they could have predicated	I could have been predicating you could have been predicating she could have been predicating we could have been predicating you could have been predicating they could have been predicating

Negation

Simple form	V-ing form
I could not predicate you could not predicate she could not predicate we could not predicate you could not predicate they could not predicate	I could not be predicating you could not be predicating she could not be predicating we could not be predicating you could not be predicating they could not be predicating
Perfect	V-ing perfect
I could not have predicated you could not have predicated she could not have predicated we could not have predicated you could not have predicated they could not have predicated	I could not have been predicating you could not have been predicating she could not have been predicating we could not have been predicating you could not have been predicating they could not have been predicating

Interrogative form

Simple form	V-ing form
could I predicate? could you predicate? could she predicate? could we predicate? could you predicate? could they predicate?	could I be predicating? could you be predicating? could she be predicating? could we be predicating? could you be predicating? could they be predicating?
Perfect	V-ing perfect
could I have predicated? could you have predicated? could she have predicated? could we have predicated? could you have predicated? could they have predicated?	could I have been predicating? could you have been predicating? could she have been predicating? could we have been predicating? could you have been predicating? could they have been predicating?

Interro-negative form

Simple form	V-ing form
could I not predicate? could you not predicate? could she not predicate? could we not predicate? could you not predicate? could they not predicate?	could I not be predicating? could you not be predicating? could she not be predicating? could we not be predicating? could you not be predicating? could they not be predicating?
Perfect	V-ing perfect
could I not have predicated? could you not have predicated? could she not have predicated? could we not have predicated? could you not have predicated? could they not have predicated?	could I not have been predicating? could you not have been predicating? could she not have been predicating? could we not have been predicating? could you not have been predicating? could they not have been predicating?