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 couldn't prepack you couldn't prepack he couldn't prepack we couldn't prepack you couldn't prepack they couldn't prepack	I couldn't be prepacking you couldn't be prepacking he couldn't be prepacking we couldn't be prepacking you couldn't be prepacking they couldn't be prepacking
Perfect	V-ing perfect
I couldn't have prepacked you couldn't have prepacked he couldn't have prepacked we couldn't have prepacked you couldn't have prepacked they couldn't have prepacked	I couldn't have been prepacking you couldn't have been prepacking he couldn't have been prepacking we couldn't have been prepacking you couldn't have been prepacking they couldn't 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
couldn't I prepack? couldn't you prepack? couldn't he prepack? couldn't we prepack? couldn't you prepack? couldn't they prepack?	couldn't I be prepacking? couldn't you be prepacking? couldn't he be prepacking? couldn't we be prepacking? couldn't you be prepacking? couldn't they be prepacking?
Perfect	V-ing perfect
couldn't I have prepacked? couldn't you have prepacked? couldn't he have prepacked? couldn't we have prepacked? couldn't you have prepacked? couldn't they have prepacked?	couldn't I have been prepacking? couldn't you have been prepacking? couldn't he have been prepacking? couldn't we have been prepacking? couldn't you have been prepacking? couldn't they have been prepacking?