English verb conjugation
SHALL PERTURB

Regular verb: perturb - perturbed - perturbed

Affirmation

Simple form	V-ing form
I shall perturb you shall perturb she shall perturb we shall perturb you shall perturb they shall perturb	I shall be perturbing you shall be perturbing she shall be perturbing we shall be perturbing you shall be perturbing they shall be perturbing
Perfect	V-ing perfect
I shall have perturbed you shall have perturbed she shall have perturbed we shall have perturbed you shall have perturbed they shall have perturbed	I shall have been perturbing you shall have been perturbing she shall have been perturbing we shall have been perturbing you shall have been perturbing they shall have been perturbing

Negation

Simple form	V-ing form
I shall not perturb you shall not perturb she shall not perturb we shall not perturb you shall not perturb they shall not perturb	I shall not be perturbing you shall not be perturbing she shall not be perturbing we shall not be perturbing you shall not be perturbing they shall not be perturbing
Perfect	V-ing perfect
I shall not have perturbed you shall not have perturbed she shall not have perturbed we shall not have perturbed you shall not have perturbed they shall not have perturbed	I shall not have been perturbing you shall not have been perturbing she shall not have been perturbing we shall not have been perturbing you shall not have been perturbing they shall not have been perturbing

Interrogative form

Simple form	V-ing form
shall I perturb? shall you perturb? shall she perturb? shall we perturb? shall you perturb? shall they perturb?	shall I be perturbing? shall you be perturbing? shall she be perturbing? shall we be perturbing? shall you be perturbing? shall they be perturbing?
Perfect	V-ing perfect
shall I have perturbed? shall you have perturbed? shall she have perturbed? shall we have perturbed? shall you have perturbed? shall they have perturbed?	shall I have been perturbing? shall you have been perturbing? shall she have been perturbing? shall we have been perturbing? shall you have been perturbing? shall they have been perturbing?

Interro-negative form

Simple form	V-ing form
shall I not perturb? shall you not perturb? shall she not perturb? shall we not perturb? shall you not perturb? shall they not perturb?	shall I not be perturbing? shall you not be perturbing? shall she not be perturbing? shall we not be perturbing? shall you not be perturbing? shall they not be perturbing?
Perfect	V-ing perfect
shall I not have perturbed? shall you not have perturbed? shall she not have perturbed? shall we not have perturbed? shall you not have perturbed? shall they not have perturbed?	shall I not have been perturbing? shall you not have been perturbing? shall she not have been perturbing? shall we not have been perturbing? shall you not have been perturbing? shall they not have been perturbing?