ought to litigate
Regular verb: litigate - litigated- litigated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to litigate
you ought to litigate
he ought to litigate
we ought to litigate
you ought to litigate
they ought to litigate 	I ought to be litigating
you ought to be litigating
he ought to be litigating
we ought to be litigating
you ought to be litigating
they ought to be litigating	I ought to have litigated
you ought to have litigated
he ought to have litigated
we ought to have litigated
you ought to have litigated
they ought to have litigated	I ought to have been litigating
you ought to have been litigating
he ought to have been litigating
we ought to have been litigating
you ought to have been litigating
they ought to have been litigating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to litigate
you ought not to litigate
he ought not to litigate
we ought not to litigate
you ought not to litigate
they ought not to litigate 	I ought not to litigating
you ought not to litigating
he ought not to litigating
we ought not to litigating
you ought not to litigating
they ought not to litigating	I ought not to have litigated
you ought not to have litigated
he ought not to have litigated
we ought not to have litigated
you ought not to have litigated
they ought not to have litigated	I ought not to have been litigating
you ought not to have been litigating
he ought not to have been litigating
we ought not to have been litigating
you ought not to have been litigating
they ought not to have been litigating	

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

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to litigate?
ought you not to litigate?
ought he not to litigate?
ought we not to litigate?
ought you not to litigate?
ought they not to litigate? 	ought I not to be litigating?
ought you not to be litigating?
ought he not to be litigating?
ought we not to be litigating?
ought you not to be litigating?
ought they not to be litigating? 	ought I not to have litigated?
ought you not to have litigated?
ought he not to have litigated?
ought we not to have litigated?
ought you not to have litigated?
ought they not to have litigated? 	ought I not to have been litigating?
ought you not to have been litigating?
ought he not to have been litigating?
ought we not to have been litigating?
ought you not to have been litigating?
ought they not to have been litigating?