shall regress
Regular verb: regress - regressed- regressed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall regress
you shall regress
he shall regress
we shall regress
you shall regress
they shall regress 	I shall be regressing
you shall be regressing
he shall be regressing
we shall be regressing
you shall be regressing
they shall be regressing	I shall have regressed
you shall have regressed
he shall have regressed
we shall have regressed
you shall have regressed
they shall have regressed	I shall have been regressing
you shall have been regressing
he shall have been regressing
we shall have been regressing
you shall have been regressing
they shall have been regressing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not regress
you shall not regress
he shall not regress
we shall not regress
you shall not regress
they shall not regress 	I shall not be regressing
you shall not be regressing
he shall not be regressing
we shall not be regressing
you shall not be regressing
they shall not be regressing	I shall not have regressed
you shall not have regressed
he shall not have regressed
we shall not have regressed
you shall not have regressed
they shall not have regressed	I shall not have been regressing
you shall not have been regressing
he shall not have been regressing
we shall not have been regressing
you shall not have been regressing
they shall not have been regressing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I regress?
shall you regress?
shall he regress?
shall we regress?
shall you regress?
shall they regress? 	shall I be regressing?
shall you be regressing?
shall he be regressing?
shall we be regressing?
shall you be regressing?
shall they be regressing? 	shall I have regressed?
shall you have regressed?
shall he have regressed?
shall we have regressed?
shall you have regressed?
shall they have regressed? 	shall I have been regressing?
shall you have been regressing?
shall he have been regressing?
shall we have been regressing?
shall you have been regressing?
shall they have been regressing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not regress?
shall you not regress?
shall he not regress?
shall we not regress?
shall you not regress?
shall they not regress? 	shall I not be regressing?
shall you not be regressing?
shall he not be regressing?
shall we not be regressing?
shall you not be regressing?
shall they not be regressing? 	shall I not have regressed?
shall you not have regressed?
shall he not have regressed?
shall we not have regressed?
shall you not have regressed?
shall they not have regressed? 	shall I not have been regressing?
shall you not have been regressing?
shall he not have been regressing?
shall we not have been regressing?
shall you not have been regressing?
shall they not have been regressing?