shall unharness
Regular verb: unharness - unharnessed- unharnessed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll unharness
you'll unharness
he'll unharness
we'll unharness
you'll unharness
they'll unharness 	I'll be unharnessing
you'll be unharnessing
he'll be unharnessing
we'll be unharnessing
you'll be unharnessing
they'll be unharnessing	I'll have unharnessed
you'll have unharnessed
he'll have unharnessed
we'll have unharnessed
you'll have unharnessed
they'll have unharnessed	I'll have been unharnessing
you'll have been unharnessing
he'll have been unharnessing
we'll have been unharnessing
you'll have been unharnessing
they'll have been unharnessing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't unharness
you shan't unharness
he shan't unharness
we shan't unharness
you shan't unharness
they shan't unharness 	I shan't be unharnessing
you shan't be unharnessing
he shan't be unharnessing
we shan't be unharnessing
you shan't be unharnessing
they shan't be unharnessing	I shan't have unharnessed
you shan't have unharnessed
he shan't have unharnessed
we shan't have unharnessed
you shan't have unharnessed
they shan't have unharnessed	I shan't have been unharnessing
you shan't have been unharnessing
he shan't have been unharnessing
we shan't have been unharnessing
you shan't have been unharnessing
they shan't have been unharnessing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I unharness?
shall you unharness?
shall he unharness?
shall we unharness?
shall you unharness?
shall they unharness? 	shall I be unharnessing?
shall you be unharnessing?
shall he be unharnessing?
shall we be unharnessing?
shall you be unharnessing?
shall they be unharnessing? 	shall I have unharnessed?
shall you have unharnessed?
shall he have unharnessed?
shall we have unharnessed?
shall you have unharnessed?
shall they have unharnessed? 	shall I have been unharnessing?
shall you have been unharnessing?
shall he have been unharnessing?
shall we have been unharnessing?
shall you have been unharnessing?
shall they have been unharnessing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I unharness?
shan't you unharness?
shan't he unharness?
shan't we unharness?
shan't you unharness?
shan't they unharness? 	shan't I be unharnessing?
shan't you be unharnessing?
shan't he be unharnessing?
shan't we be unharnessing?
shan't you be unharnessing?
shan't they be unharnessing? 	shan't I have unharnessed?
shan't you have unharnessed?
shan't he have unharnessed?
shan't we have unharnessed?
shan't you have unharnessed?
shan't they have unharnessed? 	shan't I have been unharnessing?
shan't you have been unharnessing?
shan't he have been unharnessing?
shan't we have been unharnessing?
shan't you have been unharnessing?
shan't they have been unharnessing?