should litigate
Regular verb: litigate - litigated- litigated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd litigate
you'd litigate
he'd litigate
we'd litigate
you'd litigate
they'd litigate 	I'd be litigating
you'd be litigating
he'd be litigating
we'd be litigating
you'd be litigating
they'd be litigating	I should've litigated
you should've litigated
he should've litigated
we should've litigated
you should've litigated
they should've litigated	I should've been litigating
you should've been litigating
he should've been litigating
we should've been litigating
you should've been litigating
they should've been litigating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't litigate
you shouldn't litigate
he shouldn't litigate
we shouldn't litigate
you shouldn't litigate
they shouldn't litigate 	I shouldn't be litigating
you shouldn't be litigating
he shouldn't be litigating
we shouldn't be litigating
you shouldn't be litigating
they shouldn't be litigating	I shouldn't have litigated
you shouldn't have litigated
he shouldn't have litigated
we shouldn't have litigated
you shouldn't have litigated
they shouldn't have litigated	I shouldn't have been litigating
you shouldn't have been litigating
he shouldn't have been litigating
we shouldn't have been litigating
you shouldn't have been litigating
they shouldn't have been litigating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I litigate?
should you litigate?
should he litigate?
should we litigate?
should you litigate?
should they litigate? 	should I be litigating?
should you be litigating?
should he be litigating?
should we be litigating?
should you be litigating?
should they be litigating? 	should I have litigated?
should you have litigated?
should he have litigated?
should we have litigated?
should you have litigated?
should they have litigated? 	should I have been litigating?
should you have been litigating?
should he have been litigating?
should we have been litigating?
should you have been litigating?
should they have been litigating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I litigate?
shouldn't you litigate?
shouldn't he litigate?
shouldn't we litigate?
shouldn't you litigate?
shouldn't they litigate? 	shouldn't I be litigating?
shouldn't you be litigating?
shouldn't he be litigating?
shouldn't we be litigating?
shouldn't you be litigating?
shouldn't they be litigating? 	shouldn't I have litigated?
shouldn't you have litigated?
shouldn't he have litigated?
shouldn't we have litigated?
shouldn't you have litigated?
shouldn't they have litigated? 	shouldn't I have been litigating?
shouldn't you have been litigating?
shouldn't he have been litigating?
shouldn't we have been litigating?
shouldn't you have been litigating?
shouldn't they have been litigating?