English verb conjugation
SHOULD RESTACK

Regular verb: restack - restacked - restacked

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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