shall percuss
Regular verb: percuss - percussed- percussed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll percuss
you'll percuss
she'll percuss
we'll percuss
you'll percuss
they'll percuss 	I'll be percussing
you'll be percussing
she'll be percussing
we'll be percussing
you'll be percussing
they'll be percussing	I'll have percussed
you'll have percussed
she'll have percussed
we'll have percussed
you'll have percussed
they'll have percussed	I'll have been percussing
you'll have been percussing
she'll have been percussing
we'll have been percussing
you'll have been percussing
they'll have been percussing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't percuss
you shan't percuss
she shan't percuss
we shan't percuss
you shan't percuss
they shan't percuss 	I shan't be percussing
you shan't be percussing
she shan't be percussing
we shan't be percussing
you shan't be percussing
they shan't be percussing	I shan't have percussed
you shan't have percussed
she shan't have percussed
we shan't have percussed
you shan't have percussed
they shan't have percussed	I shan't have been percussing
you shan't have been percussing
she shan't have been percussing
we shan't have been percussing
you shan't have been percussing
they shan't have been percussing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I percuss?
shall you percuss?
shall she percuss?
shall we percuss?
shall you percuss?
shall they percuss? 	shall I be percussing?
shall you be percussing?
shall she be percussing?
shall we be percussing?
shall you be percussing?
shall they be percussing? 	shall I have percussed?
shall you have percussed?
shall she have percussed?
shall we have percussed?
shall you have percussed?
shall they have percussed? 	shall I have been percussing?
shall you have been percussing?
shall she have been percussing?
shall we have been percussing?
shall you have been percussing?
shall they have been percussing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I percuss?
shan't you percuss?
shan't she percuss?
shan't we percuss?
shan't you percuss?
shan't they percuss? 	shan't I be percussing?
shan't you be percussing?
shan't she be percussing?
shan't we be percussing?
shan't you be percussing?
shan't they be percussing? 	shan't I have percussed?
shan't you have percussed?
shan't she have percussed?
shan't we have percussed?
shan't you have percussed?
shan't they have percussed? 	shan't I have been percussing?
shan't you have been percussing?
shan't she have been percussing?
shan't we have been percussing?
shan't you have been percussing?
shan't they have been percussing?