English verb conjugation
SHALL STIFLE

Regular verb: stifle - stifled - stifled

Affirmation

Simple form	V-ing form
I shall stifle you shall stifle she shall stifle we shall stifle you shall stifle they shall stifle	I shall be stifling you shall be stifling she shall be stifling we shall be stifling you shall be stifling they shall be stifling
Perfect	V-ing perfect
I shall have stifled you shall have stifled she shall have stifled we shall have stifled you shall have stifled they shall have stifled	I shall have been stifling you shall have been stifling she shall have been stifling we shall have been stifling you shall have been stifling they shall have been stifling

Negation

Simple form	V-ing form
I shall not stifle you shall not stifle she shall not stifle we shall not stifle you shall not stifle they shall not stifle	I shall not be stifling you shall not be stifling she shall not be stifling we shall not be stifling you shall not be stifling they shall not be stifling
Perfect	V-ing perfect
I shall not have stifled you shall not have stifled she shall not have stifled we shall not have stifled you shall not have stifled they shall not have stifled	I shall not have been stifling you shall not have been stifling she shall not have been stifling we shall not have been stifling you shall not have been stifling they shall not have been stifling

Interrogative form

Simple form	V-ing form
shall I stifle? shall you stifle? shall she stifle? shall we stifle? shall you stifle? shall they stifle?	shall I be stifling? shall you be stifling? shall she be stifling? shall we be stifling? shall you be stifling? shall they be stifling?
Perfect	V-ing perfect
shall I have stifled? shall you have stifled? shall she have stifled? shall we have stifled? shall you have stifled? shall they have stifled?	shall I have been stifling? shall you have been stifling? shall she have been stifling? shall we have been stifling? shall you have been stifling? shall they have been stifling?

Interro-negative form

Simple form	V-ing form
shall I not stifle? shall you not stifle? shall she not stifle? shall we not stifle? shall you not stifle? shall they not stifle?	shall I not be stifling? shall you not be stifling? shall she not be stifling? shall we not be stifling? shall you not be stifling? shall they not be stifling?
Perfect	V-ing perfect
shall I not have stifled? shall you not have stifled? shall she not have stifled? shall we not have stifled? shall you not have stifled? shall they not have stifled?	shall I not have been stifling? shall you not have been stifling? shall she not have been stifling? shall we not have been stifling? shall you not have been stifling? shall they not have been stifling?