should counterassault
Regular verb: counterassault - counterassaulted- counterassaulted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd counterassault
you'd counterassault
he'd counterassault
we'd counterassault
you'd counterassault
they'd counterassault 	I'd be counterassaulting
you'd be counterassaulting
he'd be counterassaulting
we'd be counterassaulting
you'd be counterassaulting
they'd be counterassaulting	I should've counterassaulted
you should've counterassaulted
he should've counterassaulted
we should've counterassaulted
you should've counterassaulted
they should've counterassaulted	I should've been counterassaulting
you should've been counterassaulting
he should've been counterassaulting
we should've been counterassaulting
you should've been counterassaulting
they should've been counterassaulting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't counterassault
you shouldn't counterassault
he shouldn't counterassault
we shouldn't counterassault
you shouldn't counterassault
they shouldn't counterassault 	I shouldn't be counterassaulting
you shouldn't be counterassaulting
he shouldn't be counterassaulting
we shouldn't be counterassaulting
you shouldn't be counterassaulting
they shouldn't be counterassaulting	I shouldn't have counterassaulted
you shouldn't have counterassaulted
he shouldn't have counterassaulted
we shouldn't have counterassaulted
you shouldn't have counterassaulted
they shouldn't have counterassaulted	I shouldn't have been counterassaulting
you shouldn't have been counterassaulting
he shouldn't have been counterassaulting
we shouldn't have been counterassaulting
you shouldn't have been counterassaulting
they shouldn't have been counterassaulting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I counterassault?
should you counterassault?
should he counterassault?
should we counterassault?
should you counterassault?
should they counterassault? 	should I be counterassaulting?
should you be counterassaulting?
should he be counterassaulting?
should we be counterassaulting?
should you be counterassaulting?
should they be counterassaulting? 	should I have counterassaulted?
should you have counterassaulted?
should he have counterassaulted?
should we have counterassaulted?
should you have counterassaulted?
should they have counterassaulted? 	should I have been counterassaulting?
should you have been counterassaulting?
should he have been counterassaulting?
should we have been counterassaulting?
should you have been counterassaulting?
should they have been counterassaulting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I counterassault?
shouldn't you counterassault?
shouldn't he counterassault?
shouldn't we counterassault?
shouldn't you counterassault?
shouldn't they counterassault? 	shouldn't I be counterassaulting?
shouldn't you be counterassaulting?
shouldn't he be counterassaulting?
shouldn't we be counterassaulting?
shouldn't you be counterassaulting?
shouldn't they be counterassaulting? 	shouldn't I have counterassaulted?
shouldn't you have counterassaulted?
shouldn't he have counterassaulted?
shouldn't we have counterassaulted?
shouldn't you have counterassaulted?
shouldn't they have counterassaulted? 	shouldn't I have been counterassaulting?
shouldn't you have been counterassaulting?
shouldn't he have been counterassaulting?
shouldn't we have been counterassaulting?
shouldn't you have been counterassaulting?
shouldn't they have been counterassaulting?