English verb conjugation
SHALL CERTIFY

Regular verb: certify - certified - certified

Affirmation

Simple form	V-ing form
I shall certify you shall certify he shall certify we shall certify you shall certify they shall certify	I shall be certifying you shall be certifying he shall be certifying we shall be certifying you shall be certifying they shall be certifying
Perfect	V-ing perfect
I shall have certified you shall have certified he shall have certified we shall have certified you shall have certified they shall have certified	I shall have been certifying you shall have been certifying he shall have been certifying we shall have been certifying you shall have been certifying they shall have been certifying

Negation

Simple form	V-ing form
I shall not certify you shall not certify he shall not certify we shall not certify you shall not certify they shall not certify	I shall not be certifying you shall not be certifying he shall not be certifying we shall not be certifying you shall not be certifying they shall not be certifying
Perfect	V-ing perfect
I shall not have certified you shall not have certified he shall not have certified we shall not have certified you shall not have certified they shall not have certified	I shall not have been certifying you shall not have been certifying he shall not have been certifying we shall not have been certifying you shall not have been certifying they shall not have been certifying

Interrogative form

Simple form	V-ing form
shall I certify? shall you certify? shall he certify? shall we certify? shall you certify? shall they certify?	shall I be certifying? shall you be certifying? shall he be certifying? shall we be certifying? shall you be certifying? shall they be certifying?
Perfect	V-ing perfect
shall I have certified? shall you have certified? shall he have certified? shall we have certified? shall you have certified? shall they have certified?	shall I have been certifying? shall you have been certifying? shall he have been certifying? shall we have been certifying? shall you have been certifying? shall they have been certifying?

Interro-negative form

Simple form	V-ing form
shall I not certify? shall you not certify? shall he not certify? shall we not certify? shall you not certify? shall they not certify?	shall I not be certifying? shall you not be certifying? shall he not be certifying? shall we not be certifying? shall you not be certifying? shall they not be certifying?
Perfect	V-ing perfect
shall I not have certified? shall you not have certified? shall he not have certified? shall we not have certified? shall you not have certified? shall they not have certified?	shall I not have been certifying? shall you not have been certifying? shall he not have been certifying? shall we not have been certifying? shall you not have been certifying? shall they not have been certifying?