shall excuse
Regular verb: excuse - excused- excused

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll excuse
you'll excuse
she'll excuse
we'll excuse
you'll excuse
they'll excuse 	I'll be excusing
you'll be excusing
she'll be excusing
we'll be excusing
you'll be excusing
they'll be excusing	I'll have excused
you'll have excused
she'll have excused
we'll have excused
you'll have excused
they'll have excused	I'll have been excusing
you'll have been excusing
she'll have been excusing
we'll have been excusing
you'll have been excusing
they'll have been excusing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't excuse
you shan't excuse
she shan't excuse
we shan't excuse
you shan't excuse
they shan't excuse 	I shan't be excusing
you shan't be excusing
she shan't be excusing
we shan't be excusing
you shan't be excusing
they shan't be excusing	I shan't have excused
you shan't have excused
she shan't have excused
we shan't have excused
you shan't have excused
they shan't have excused	I shan't have been excusing
you shan't have been excusing
she shan't have been excusing
we shan't have been excusing
you shan't have been excusing
they shan't have been excusing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I excuse?
shall you excuse?
shall she excuse?
shall we excuse?
shall you excuse?
shall they excuse? 	shall I be excusing?
shall you be excusing?
shall she be excusing?
shall we be excusing?
shall you be excusing?
shall they be excusing? 	shall I have excused?
shall you have excused?
shall she have excused?
shall we have excused?
shall you have excused?
shall they have excused? 	shall I have been excusing?
shall you have been excusing?
shall she have been excusing?
shall we have been excusing?
shall you have been excusing?
shall they have been excusing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I excuse?
shan't you excuse?
shan't she excuse?
shan't we excuse?
shan't you excuse?
shan't they excuse? 	shan't I be excusing?
shan't you be excusing?
shan't she be excusing?
shan't we be excusing?
shan't you be excusing?
shan't they be excusing? 	shan't I have excused?
shan't you have excused?
shan't she have excused?
shan't we have excused?
shan't you have excused?
shan't they have excused? 	shan't I have been excusing?
shan't you have been excusing?
shan't she have been excusing?
shan't we have been excusing?
shan't you have been excusing?
shan't they have been excusing?