shall retard
Regular verb: retard - retarded- retarded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll retard
you'll retard
she'll retard
we'll retard
you'll retard
they'll retard 	I'll be retarding
you'll be retarding
she'll be retarding
we'll be retarding
you'll be retarding
they'll be retarding	I'll have retarded
you'll have retarded
she'll have retarded
we'll have retarded
you'll have retarded
they'll have retarded	I'll have been retarding
you'll have been retarding
she'll have been retarding
we'll have been retarding
you'll have been retarding
they'll have been retarding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't retard
you shan't retard
she shan't retard
we shan't retard
you shan't retard
they shan't retard 	I shan't be retarding
you shan't be retarding
she shan't be retarding
we shan't be retarding
you shan't be retarding
they shan't be retarding	I shan't have retarded
you shan't have retarded
she shan't have retarded
we shan't have retarded
you shan't have retarded
they shan't have retarded	I shan't have been retarding
you shan't have been retarding
she shan't have been retarding
we shan't have been retarding
you shan't have been retarding
they shan't have been retarding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I retard?
shall you retard?
shall she retard?
shall we retard?
shall you retard?
shall they retard? 	shall I be retarding?
shall you be retarding?
shall she be retarding?
shall we be retarding?
shall you be retarding?
shall they be retarding? 	shall I have retarded?
shall you have retarded?
shall she have retarded?
shall we have retarded?
shall you have retarded?
shall they have retarded? 	shall I have been retarding?
shall you have been retarding?
shall she have been retarding?
shall we have been retarding?
shall you have been retarding?
shall they have been retarding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I retard?
shan't you retard?
shan't she retard?
shan't we retard?
shan't you retard?
shan't they retard? 	shan't I be retarding?
shan't you be retarding?
shan't she be retarding?
shan't we be retarding?
shan't you be retarding?
shan't they be retarding? 	shan't I have retarded?
shan't you have retarded?
shan't she have retarded?
shan't we have retarded?
shan't you have retarded?
shan't they have retarded? 	shan't I have been retarding?
shan't you have been retarding?
shan't she have been retarding?
shan't we have been retarding?
shan't you have been retarding?
shan't they have been retarding?