should summon
Regular verb: summon - summoned- summoned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd summon
you'd summon
she'd summon
we'd summon
you'd summon
they'd summon 	I'd be summoning
you'd be summoning
she'd be summoning
we'd be summoning
you'd be summoning
they'd be summoning	I should've summoned
you should've summoned
she should've summoned
we should've summoned
you should've summoned
they should've summoned	I should've been summoning
you should've been summoning
she should've been summoning
we should've been summoning
you should've been summoning
they should've been summoning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't summon
you shouldn't summon
she shouldn't summon
we shouldn't summon
you shouldn't summon
they shouldn't summon 	I shouldn't be summoning
you shouldn't be summoning
she shouldn't be summoning
we shouldn't be summoning
you shouldn't be summoning
they shouldn't be summoning	I shouldn't have summoned
you shouldn't have summoned
she shouldn't have summoned
we shouldn't have summoned
you shouldn't have summoned
they shouldn't have summoned	I shouldn't have been summoning
you shouldn't have been summoning
she shouldn't have been summoning
we shouldn't have been summoning
you shouldn't have been summoning
they shouldn't have been summoning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I summon?
should you summon?
should she summon?
should we summon?
should you summon?
should they summon? 	should I be summoning?
should you be summoning?
should she be summoning?
should we be summoning?
should you be summoning?
should they be summoning? 	should I have summoned?
should you have summoned?
should she have summoned?
should we have summoned?
should you have summoned?
should they have summoned? 	should I have been summoning?
should you have been summoning?
should she have been summoning?
should we have been summoning?
should you have been summoning?
should they have been summoning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I summon?
shouldn't you summon?
shouldn't she summon?
shouldn't we summon?
shouldn't you summon?
shouldn't they summon? 	shouldn't I be summoning?
shouldn't you be summoning?
shouldn't she be summoning?
shouldn't we be summoning?
shouldn't you be summoning?
shouldn't they be summoning? 	shouldn't I have summoned?
shouldn't you have summoned?
shouldn't she have summoned?
shouldn't we have summoned?
shouldn't you have summoned?
shouldn't they have summoned? 	shouldn't I have been summoning?
shouldn't you have been summoning?
shouldn't she have been summoning?
shouldn't we have been summoning?
shouldn't you have been summoning?
shouldn't they have been summoning?