should surround
Regular verb: surround - surrounded- surrounded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd surround
you'd surround
he'd surround
we'd surround
you'd surround
they'd surround 	I'd be surrounding
you'd be surrounding
he'd be surrounding
we'd be surrounding
you'd be surrounding
they'd be surrounding	I should've surrounded
you should've surrounded
he should've surrounded
we should've surrounded
you should've surrounded
they should've surrounded	I should've been surrounding
you should've been surrounding
he should've been surrounding
we should've been surrounding
you should've been surrounding
they should've been surrounding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't surround
you shouldn't surround
he shouldn't surround
we shouldn't surround
you shouldn't surround
they shouldn't surround 	I shouldn't be surrounding
you shouldn't be surrounding
he shouldn't be surrounding
we shouldn't be surrounding
you shouldn't be surrounding
they shouldn't be surrounding	I shouldn't have surrounded
you shouldn't have surrounded
he shouldn't have surrounded
we shouldn't have surrounded
you shouldn't have surrounded
they shouldn't have surrounded	I shouldn't have been surrounding
you shouldn't have been surrounding
he shouldn't have been surrounding
we shouldn't have been surrounding
you shouldn't have been surrounding
they shouldn't have been surrounding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I surround?
should you surround?
should he surround?
should we surround?
should you surround?
should they surround? 	should I be surrounding?
should you be surrounding?
should he be surrounding?
should we be surrounding?
should you be surrounding?
should they be surrounding? 	should I have surrounded?
should you have surrounded?
should he have surrounded?
should we have surrounded?
should you have surrounded?
should they have surrounded? 	should I have been surrounding?
should you have been surrounding?
should he have been surrounding?
should we have been surrounding?
should you have been surrounding?
should they have been surrounding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I surround?
shouldn't you surround?
shouldn't he surround?
shouldn't we surround?
shouldn't you surround?
shouldn't they surround? 	shouldn't I be surrounding?
shouldn't you be surrounding?
shouldn't he be surrounding?
shouldn't we be surrounding?
shouldn't you be surrounding?
shouldn't they be surrounding? 	shouldn't I have surrounded?
shouldn't you have surrounded?
shouldn't he have surrounded?
shouldn't we have surrounded?
shouldn't you have surrounded?
shouldn't they have surrounded? 	shouldn't I have been surrounding?
shouldn't you have been surrounding?
shouldn't he have been surrounding?
shouldn't we have been surrounding?
shouldn't you have been surrounding?
shouldn't they have been surrounding?