English verb conjugation
COULD REDUPLICATE

Regular verb: reduplicate - reduplicated - reduplicated

Affirmation

Simple form	V-ing form
I could reduplicate you could reduplicate he could reduplicate we could reduplicate you could reduplicate they could reduplicate	I could be reduplicating you could be reduplicating he could be reduplicating we could be reduplicating you could be reduplicating they could be reduplicating
Perfect	V-ing perfect
I could have reduplicated you could have reduplicated he could have reduplicated we could have reduplicated you could have reduplicated they could have reduplicated	I could have been reduplicating you could have been reduplicating he could have been reduplicating we could have been reduplicating you could have been reduplicating they could have been reduplicating

Negation

Simple form	V-ing form
I could not reduplicate you could not reduplicate he could not reduplicate we could not reduplicate you could not reduplicate they could not reduplicate	I could not be reduplicating you could not be reduplicating he could not be reduplicating we could not be reduplicating you could not be reduplicating they could not be reduplicating
Perfect	V-ing perfect
I could not have reduplicated you could not have reduplicated he could not have reduplicated we could not have reduplicated you could not have reduplicated they could not have reduplicated	I could not have been reduplicating you could not have been reduplicating he could not have been reduplicating we could not have been reduplicating you could not have been reduplicating they could not have been reduplicating

Interrogative form

Simple form	V-ing form
could I reduplicate? could you reduplicate? could he reduplicate? could we reduplicate? could you reduplicate? could they reduplicate?	could I be reduplicating? could you be reduplicating? could he be reduplicating? could we be reduplicating? could you be reduplicating? could they be reduplicating?
Perfect	V-ing perfect
could I have reduplicated? could you have reduplicated? could he have reduplicated? could we have reduplicated? could you have reduplicated? could they have reduplicated?	could I have been reduplicating? could you have been reduplicating? could he have been reduplicating? could we have been reduplicating? could you have been reduplicating? could they have been reduplicating?

Interro-negative form

Simple form	V-ing form
could I not reduplicate? could you not reduplicate? could he not reduplicate? could we not reduplicate? could you not reduplicate? could they not reduplicate?	could I not be reduplicating? could you not be reduplicating? could he not be reduplicating? could we not be reduplicating? could you not be reduplicating? could they not be reduplicating?
Perfect	V-ing perfect
could I not have reduplicated? could you not have reduplicated? could he not have reduplicated? could we not have reduplicated? could you not have reduplicated? could they not have reduplicated?	could I not have been reduplicating? could you not have been reduplicating? could he not have been reduplicating? could we not have been reduplicating? could you not have been reduplicating? could they not have been reduplicating?