English verb conjugation
SHALL RESTACK

Regular verb: restack - restacked - restacked

Affirmation

Simple form	V-ing form
I shall restack you shall restack he shall restack we shall restack you shall restack they shall restack	I shall be restacking you shall be restacking he shall be restacking we shall be restacking you shall be restacking they shall be restacking
Perfect	V-ing perfect
I shall have restacked you shall have restacked he shall have restacked we shall have restacked you shall have restacked they shall have restacked	I shall have been restacking you shall have been restacking he shall have been restacking we shall have been restacking you shall have been restacking they shall have been restacking

Negation

Simple form	V-ing form
I shall not restack you shall not restack he shall not restack we shall not restack you shall not restack they shall not restack	I shall not be restacking you shall not be restacking he shall not be restacking we shall not be restacking you shall not be restacking they shall not be restacking
Perfect	V-ing perfect
I shall not have restacked you shall not have restacked he shall not have restacked we shall not have restacked you shall not have restacked they shall not have restacked	I shall not have been restacking you shall not have been restacking he shall not have been restacking we shall not have been restacking you shall not have been restacking they shall not have been restacking

Interrogative form

Simple form	V-ing form
shall I restack? shall you restack? shall he restack? shall we restack? shall you restack? shall they restack?	shall I be restacking? shall you be restacking? shall he be restacking? shall we be restacking? shall you be restacking? shall they be restacking?
Perfect	V-ing perfect
shall I have restacked? shall you have restacked? shall he have restacked? shall we have restacked? shall you have restacked? shall they have restacked?	shall I have been restacking? shall you have been restacking? shall he have been restacking? shall we have been restacking? shall you have been restacking? shall they have been restacking?

Interro-negative form

Simple form	V-ing form
shall I not restack? shall you not restack? shall he not restack? shall we not restack? shall you not restack? shall they not restack?	shall I not be restacking? shall you not be restacking? shall he not be restacking? shall we not be restacking? shall you not be restacking? shall they not be restacking?
Perfect	V-ing perfect
shall I not have restacked? shall you not have restacked? shall he not have restacked? shall we not have restacked? shall you not have restacked? shall they not have restacked?	shall I not have been restacking? shall you not have been restacking? shall he not have been restacking? shall we not have been restacking? shall you not have been restacking? shall they not have been restacking?