English verb conjugation
SHALL POSTFIX

Regular verb: postfix - postfixed - postfixed

Affirmation

Simple form	V-ing form
I shall postfix you shall postfix he shall postfix we shall postfix you shall postfix they shall postfix	I shall be postfixing you shall be postfixing he shall be postfixing we shall be postfixing you shall be postfixing they shall be postfixing
Perfect	V-ing perfect
I shall have postfixed you shall have postfixed he shall have postfixed we shall have postfixed you shall have postfixed they shall have postfixed	I shall have been postfixing you shall have been postfixing he shall have been postfixing we shall have been postfixing you shall have been postfixing they shall have been postfixing

Negation

Simple form	V-ing form
I shall not postfix you shall not postfix he shall not postfix we shall not postfix you shall not postfix they shall not postfix	I shall not be postfixing you shall not be postfixing he shall not be postfixing we shall not be postfixing you shall not be postfixing they shall not be postfixing
Perfect	V-ing perfect
I shall not have postfixed you shall not have postfixed he shall not have postfixed we shall not have postfixed you shall not have postfixed they shall not have postfixed	I shall not have been postfixing you shall not have been postfixing he shall not have been postfixing we shall not have been postfixing you shall not have been postfixing they shall not have been postfixing

Interrogative form

Simple form	V-ing form
shall I postfix? shall you postfix? shall he postfix? shall we postfix? shall you postfix? shall they postfix?	shall I be postfixing? shall you be postfixing? shall he be postfixing? shall we be postfixing? shall you be postfixing? shall they be postfixing?
Perfect	V-ing perfect
shall I have postfixed? shall you have postfixed? shall he have postfixed? shall we have postfixed? shall you have postfixed? shall they have postfixed?	shall I have been postfixing? shall you have been postfixing? shall he have been postfixing? shall we have been postfixing? shall you have been postfixing? shall they have been postfixing?

Interro-negative form

Simple form	V-ing form
shall I not postfix? shall you not postfix? shall he not postfix? shall we not postfix? shall you not postfix? shall they not postfix?	shall I not be postfixing? shall you not be postfixing? shall he not be postfixing? shall we not be postfixing? shall you not be postfixing? shall they not be postfixing?
Perfect	V-ing perfect
shall I not have postfixed? shall you not have postfixed? shall he not have postfixed? shall we not have postfixed? shall you not have postfixed? shall they not have postfixed?	shall I not have been postfixing? shall you not have been postfixing? shall he not have been postfixing? shall we not have been postfixing? shall you not have been postfixing? shall they not have been postfixing?