English verb conjugation
SHALL ZIPPER

Regular verb: zipper - zippered - zippered

Affirmation

Simple form	V-ing form
I shall zipper you shall zipper he shall zipper we shall zipper you shall zipper they shall zipper	I shall be zippering you shall be zippering he shall be zippering we shall be zippering you shall be zippering they shall be zippering
Perfect	V-ing perfect
I shall have zippered you shall have zippered he shall have zippered we shall have zippered you shall have zippered they shall have zippered	I shall have been zippering you shall have been zippering he shall have been zippering we shall have been zippering you shall have been zippering they shall have been zippering

Negation

Simple form	V-ing form
I shall not zipper you shall not zipper he shall not zipper we shall not zipper you shall not zipper they shall not zipper	I shall not be zippering you shall not be zippering he shall not be zippering we shall not be zippering you shall not be zippering they shall not be zippering
Perfect	V-ing perfect
I shall not have zippered you shall not have zippered he shall not have zippered we shall not have zippered you shall not have zippered they shall not have zippered	I shall not have been zippering you shall not have been zippering he shall not have been zippering we shall not have been zippering you shall not have been zippering they shall not have been zippering

Interrogative form

Simple form	V-ing form
shall I zipper? shall you zipper? shall he zipper? shall we zipper? shall you zipper? shall they zipper?	shall I be zippering? shall you be zippering? shall he be zippering? shall we be zippering? shall you be zippering? shall they be zippering?
Perfect	V-ing perfect
shall I have zippered? shall you have zippered? shall he have zippered? shall we have zippered? shall you have zippered? shall they have zippered?	shall I have been zippering? shall you have been zippering? shall he have been zippering? shall we have been zippering? shall you have been zippering? shall they have been zippering?

Interro-negative form

Simple form	V-ing form
shall I not zipper? shall you not zipper? shall he not zipper? shall we not zipper? shall you not zipper? shall they not zipper?	shall I not be zippering? shall you not be zippering? shall he not be zippering? shall we not be zippering? shall you not be zippering? shall they not be zippering?
Perfect	V-ing perfect
shall I not have zippered? shall you not have zippered? shall he not have zippered? shall we not have zippered? shall you not have zippered? shall they not have zippered?	shall I not have been zippering? shall you not have been zippering? shall he not have been zippering? shall we not have been zippering? shall you not have been zippering? shall they not have been zippering?