shall sicken
Regular verb: sicken - sickened- sickened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
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? 	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?