English verb conjugation
SHALL PUFF

Regular verb: puff - puffed - puffed

Affirmation

Simple form	V-ing form
I shall puff you shall puff he shall puff we shall puff you shall puff they shall puff	I shall be puffing you shall be puffing he shall be puffing we shall be puffing you shall be puffing they shall be puffing
Perfect	V-ing perfect
I shall have puffed you shall have puffed he shall have puffed we shall have puffed you shall have puffed they shall have puffed	I shall have been puffing you shall have been puffing he shall have been puffing we shall have been puffing you shall have been puffing they shall have been puffing

Negation

Simple form	V-ing form
I shall not puff you shall not puff he shall not puff we shall not puff you shall not puff they shall not puff	I shall not be puffing you shall not be puffing he shall not be puffing we shall not be puffing you shall not be puffing they shall not be puffing
Perfect	V-ing perfect
I shall not have puffed you shall not have puffed he shall not have puffed we shall not have puffed you shall not have puffed they shall not have puffed	I shall not have been puffing you shall not have been puffing he shall not have been puffing we shall not have been puffing you shall not have been puffing they shall not have been puffing

Interrogative form

Simple form	V-ing form
shall I puff? shall you puff? shall he puff? shall we puff? shall you puff? shall they puff?	shall I be puffing? shall you be puffing? shall he be puffing? shall we be puffing? shall you be puffing? shall they be puffing?
Perfect	V-ing perfect
shall I have puffed? shall you have puffed? shall he have puffed? shall we have puffed? shall you have puffed? shall they have puffed?	shall I have been puffing? shall you have been puffing? shall he have been puffing? shall we have been puffing? shall you have been puffing? shall they have been puffing?

Interro-negative form

Simple form	V-ing form
shall I not puff? shall you not puff? shall he not puff? shall we not puff? shall you not puff? shall they not puff?	shall I not be puffing? shall you not be puffing? shall he not be puffing? shall we not be puffing? shall you not be puffing? shall they not be puffing?
Perfect	V-ing perfect
shall I not have puffed? shall you not have puffed? shall he not have puffed? shall we not have puffed? shall you not have puffed? shall they not have puffed?	shall I not have been puffing? shall you not have been puffing? shall he not have been puffing? shall we not have been puffing? shall you not have been puffing? shall they not have been puffing?