should instance
Regular verb: instance - instanced- instanced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should instance
you should instance
he should instance
we should instance
you should instance
they should instance 	I should be instancing
you should be instancing
he should be instancing
we should be instancing
you should be instancing
they should be instancing	I should have instanced
you should have instanced
he should have instanced
we should have instanced
you should have instanced
they should have instanced	I should have been instancing
you should have been instancing
he should have been instancing
we should have been instancing
you should have been instancing
they should have been instancing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not instance
you should not instance
he should not instance
we should not instance
you should not instance
they should not instance 	I should not be instancing
you should not be instancing
he should not be instancing
we should not be instancing
you should not be instancing
they should not be instancing	I should not have instanced
you should not have instanced
he should not have instanced
we should not have instanced
you should not have instanced
they should not have instanced	I should not have been instancing
you should not have been instancing
he should not have been instancing
we should not have been instancing
you should not have been instancing
they should not have been instancing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I instance?
should you instance?
should he instance?
should we instance?
should you instance?
should they instance? 	should I be instancing?
should you be instancing?
should he be instancing?
should we be instancing?
should you be instancing?
should they be instancing? 	should I have instanced?
should you have instanced?
should he have instanced?
should we have instanced?
should you have instanced?
should they have instanced? 	should I have been instancing?
should you have been instancing?
should he have been instancing?
should we have been instancing?
should you have been instancing?
should they have been instancing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not instance?
should you not instance?
should he not instance?
should we not instance?
should you not instance?
should they not instance? 	should I not be instancing?
should you not be instancing?
should he not be instancing?
should we not be instancing?
should you not be instancing?
should they not be instancing? 	should I not have instanced?
should you not have instanced?
should he not have instanced?
should we not have instanced?
should you not have instanced?
should they not have instanced? 	should I not have been instancing?
should you not have been instancing?
should he not have been instancing?
should we not have been instancing?
should you not have been instancing?
should they not have been instancing?