ought to liven
Regular verb: liven - livened- livened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to liven
you ought to liven
he ought to liven
we ought to liven
you ought to liven
they ought to liven 	I ought to be livening
you ought to be livening
he ought to be livening
we ought to be livening
you ought to be livening
they ought to be livening	I ought to have livened
you ought to have livened
he ought to have livened
we ought to have livened
you ought to have livened
they ought to have livened	I ought to have been livening
you ought to have been livening
he ought to have been livening
we ought to have been livening
you ought to have been livening
they ought to have been livening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to liven
you ought not to liven
he ought not to liven
we ought not to liven
you ought not to liven
they ought not to liven 	I ought not to livening
you ought not to livening
he ought not to livening
we ought not to livening
you ought not to livening
they ought not to livening	I ought not to have livened
you ought not to have livened
he ought not to have livened
we ought not to have livened
you ought not to have livened
they ought not to have livened	I ought not to have been livening
you ought not to have been livening
he ought not to have been livening
we ought not to have been livening
you ought not to have been livening
they ought not to have been livening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I liven?
ought to you liven?
ought to he liven?
ought to we liven?
ought to you liven?
ought to they liven? 	ought to I be livening?
ought to you be livening?
ought to he be livening?
ought to we be livening?
ought to you be livening?
ought to they be livening? 	ought to I have livened?
ought to you have livened?
ought to he have livened?
ought to we have livened?
ought to you have livened?
ought to they have livened? 	ought to I have been livening?
ought to you have been livening?
ought to he have been livening?
ought to we have been livening?
ought to you have been livening?
ought to they have been livening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to liven?
ought you not to liven?
ought he not to liven?
ought we not to liven?
ought you not to liven?
ought they not to liven? 	ought I not to be livening?
ought you not to be livening?
ought he not to be livening?
ought we not to be livening?
ought you not to be livening?
ought they not to be livening? 	ought I not to have livened?
ought you not to have livened?
ought he not to have livened?
ought we not to have livened?
ought you not to have livened?
ought they not to have livened? 	ought I not to have been livening?
ought you not to have been livening?
ought he not to have been livening?
ought we not to have been livening?
ought you not to have been livening?
ought they not to have been livening?