English verb conjugation
SHALL SNIFF

Regular verb: sniff - sniffed - sniffed

Affirmation

Simple form	V-ing form
I shall sniff you shall sniff she shall sniff we shall sniff you shall sniff they shall sniff	I shall be sniffing you shall be sniffing she shall be sniffing we shall be sniffing you shall be sniffing they shall be sniffing
Perfect	V-ing perfect
I shall have sniffed you shall have sniffed she shall have sniffed we shall have sniffed you shall have sniffed they shall have sniffed	I shall have been sniffing you shall have been sniffing she shall have been sniffing we shall have been sniffing you shall have been sniffing they shall have been sniffing

Negation

Simple form	V-ing form
I shall not sniff you shall not sniff she shall not sniff we shall not sniff you shall not sniff they shall not sniff	I shall not be sniffing you shall not be sniffing she shall not be sniffing we shall not be sniffing you shall not be sniffing they shall not be sniffing
Perfect	V-ing perfect
I shall not have sniffed you shall not have sniffed she shall not have sniffed we shall not have sniffed you shall not have sniffed they shall not have sniffed	I shall not have been sniffing you shall not have been sniffing she shall not have been sniffing we shall not have been sniffing you shall not have been sniffing they shall not have been sniffing

Interrogative form

Simple form	V-ing form
shall I sniff? shall you sniff? shall she sniff? shall we sniff? shall you sniff? shall they sniff?	shall I be sniffing? shall you be sniffing? shall she be sniffing? shall we be sniffing? shall you be sniffing? shall they be sniffing?
Perfect	V-ing perfect
shall I have sniffed? shall you have sniffed? shall she have sniffed? shall we have sniffed? shall you have sniffed? shall they have sniffed?	shall I have been sniffing? shall you have been sniffing? shall she have been sniffing? shall we have been sniffing? shall you have been sniffing? shall they have been sniffing?

Interro-negative form

Simple form	V-ing form
shall I not sniff? shall you not sniff? shall she not sniff? shall we not sniff? shall you not sniff? shall they not sniff?	shall I not be sniffing? shall you not be sniffing? shall she not be sniffing? shall we not be sniffing? shall you not be sniffing? shall they not be sniffing?
Perfect	V-ing perfect
shall I not have sniffed? shall you not have sniffed? shall she not have sniffed? shall we not have sniffed? shall you not have sniffed? shall they not have sniffed?	shall I not have been sniffing? shall you not have been sniffing? shall she not have been sniffing? shall we not have been sniffing? shall you not have been sniffing? shall they not have been sniffing?