English verb conjugation
COULD PREPACK

Regular verb: prepack - prepacked - prepacked

Affirmation

Simple form	V-ing form
I could prepack you could prepack he could prepack we could prepack you could prepack they could prepack	I could be prepacking you could be prepacking he could be prepacking we could be prepacking you could be prepacking they could be prepacking
Perfect	V-ing perfect
I could have prepacked you could have prepacked he could have prepacked we could have prepacked you could have prepacked they could have prepacked	I could have been prepacking you could have been prepacking he could have been prepacking we could have been prepacking you could have been prepacking they could have been prepacking

Negation

Simple form	V-ing form
I could not prepack you could not prepack he could not prepack we could not prepack you could not prepack they could not prepack	I could not be prepacking you could not be prepacking he could not be prepacking we could not be prepacking you could not be prepacking they could not be prepacking
Perfect	V-ing perfect
I could not have prepacked you could not have prepacked he could not have prepacked we could not have prepacked you could not have prepacked they could not have prepacked	I could not have been prepacking you could not have been prepacking he could not have been prepacking we could not have been prepacking you could not have been prepacking they could not have been prepacking

Interrogative form

Simple form	V-ing form
could I prepack? could you prepack? could he prepack? could we prepack? could you prepack? could they prepack?	could I be prepacking? could you be prepacking? could he be prepacking? could we be prepacking? could you be prepacking? could they be prepacking?
Perfect	V-ing perfect
could I have prepacked? could you have prepacked? could he have prepacked? could we have prepacked? could you have prepacked? could they have prepacked?	could I have been prepacking? could you have been prepacking? could he have been prepacking? could we have been prepacking? could you have been prepacking? could they have been prepacking?

Interro-negative form

Simple form	V-ing form
could I not prepack? could you not prepack? could he not prepack? could we not prepack? could you not prepack? could they not prepack?	could I not be prepacking? could you not be prepacking? could he not be prepacking? could we not be prepacking? could you not be prepacking? could they not be prepacking?
Perfect	V-ing perfect
could I not have prepacked? could you not have prepacked? could he not have prepacked? could we not have prepacked? could you not have prepacked? could they not have prepacked?	could I not have been prepacking? could you not have been prepacking? could he not have been prepacking? could we not have been prepacking? could you not have been prepacking? could they not have been prepacking?