English verb conjugation
SHALL SICKEN

Regular verb: sicken - sickened - sickened

Affirmation

Simple form	V-ing form
I shall sicken you shall sicken he shall sicken we shall sicken you shall sicken they shall sicken	I shall be sickening you shall be sickening he shall be sickening we shall be sickening you shall be sickening they shall be sickening
Perfect	V-ing perfect
I shall have sickened you shall have sickened he shall have sickened we shall have sickened you shall have sickened they shall have sickened	I shall have been sickening you shall have been sickening he shall have been sickening we shall have been sickening you shall have been sickening they shall have been sickening

Negation

Simple form	V-ing form
I shall not sicken you shall not sicken he shall not sicken we shall not sicken you shall not sicken they shall not sicken	I shall not be sickening you shall not be sickening he shall not be sickening we shall not be sickening you shall not be sickening they shall not be sickening
Perfect	V-ing perfect
I shall not have sickened you shall not have sickened he shall not have sickened we shall not have sickened you shall not have sickened they shall not have sickened	I shall not have been sickening you shall not have been sickening he shall not have been sickening we shall not have been sickening you shall not have been sickening they shall not have been sickening

Interrogative form

Simple form	V-ing form
shall I sicken? shall you sicken? shall he sicken? shall we sicken? shall you sicken? shall they sicken?	shall I be sickening? shall you be sickening? shall he be sickening? shall we be sickening? shall you be sickening? shall they be sickening?
Perfect	V-ing perfect
shall I have sickened? shall you have sickened? shall he have sickened? shall we have sickened? shall you have sickened? shall they have sickened?	shall I have been sickening? shall you have been sickening? shall he have been sickening? shall we have been sickening? shall you have been sickening? shall they have been sickening?

Interro-negative form

Simple form	V-ing form
shall I not sicken? shall you not sicken? shall he not sicken? shall we not sicken? shall you not sicken? shall they not sicken?	shall I not be sickening? shall you not be sickening? shall he not be sickening? shall we not be sickening? shall you not be sickening? shall they not be sickening?
Perfect	V-ing perfect
shall I not have sickened? shall you not have sickened? shall he not have sickened? shall we not have sickened? shall you not have sickened? shall they not have sickened?	shall I not have been sickening? shall you not have been sickening? shall he not have been sickening? shall we not have been sickening? shall you not have been sickening? shall they not have been sickening?