English verb conjugation
SHALL TACK

Regular verb: tack - tacked - tacked

Affirmation

Simple form	V-ing form
I shall tack you shall tack he shall tack we shall tack you shall tack they shall tack	I shall be tacking you shall be tacking he shall be tacking we shall be tacking you shall be tacking they shall be tacking
Perfect	V-ing perfect
I shall have tacked you shall have tacked he shall have tacked we shall have tacked you shall have tacked they shall have tacked	I shall have been tacking you shall have been tacking he shall have been tacking we shall have been tacking you shall have been tacking they shall have been tacking

Negation

Simple form	V-ing form
I shall not tack you shall not tack he shall not tack we shall not tack you shall not tack they shall not tack	I shall not be tacking you shall not be tacking he shall not be tacking we shall not be tacking you shall not be tacking they shall not be tacking
Perfect	V-ing perfect
I shall not have tacked you shall not have tacked he shall not have tacked we shall not have tacked you shall not have tacked they shall not have tacked	I shall not have been tacking you shall not have been tacking he shall not have been tacking we shall not have been tacking you shall not have been tacking they shall not have been tacking

Interrogative form

Simple form	V-ing form
shall I tack? shall you tack? shall he tack? shall we tack? shall you tack? shall they tack?	shall I be tacking? shall you be tacking? shall he be tacking? shall we be tacking? shall you be tacking? shall they be tacking?
Perfect	V-ing perfect
shall I have tacked? shall you have tacked? shall he have tacked? shall we have tacked? shall you have tacked? shall they have tacked?	shall I have been tacking? shall you have been tacking? shall he have been tacking? shall we have been tacking? shall you have been tacking? shall they have been tacking?

Interro-negative form

Simple form	V-ing form
shall I not tack? shall you not tack? shall he not tack? shall we not tack? shall you not tack? shall they not tack?	shall I not be tacking? shall you not be tacking? shall he not be tacking? shall we not be tacking? shall you not be tacking? shall they not be tacking?
Perfect	V-ing perfect
shall I not have tacked? shall you not have tacked? shall he not have tacked? shall we not have tacked? shall you not have tacked? shall they not have tacked?	shall I not have been tacking? shall you not have been tacking? shall he not have been tacking? shall we not have been tacking? shall you not have been tacking? shall they not have been tacking?