ought to vouch
Regular verb: vouch - vouched- vouched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to vouch
you ought to vouch
he ought to vouch
we ought to vouch
you ought to vouch
they ought to vouch 	I ought to be vouching
you ought to be vouching
he ought to be vouching
we ought to be vouching
you ought to be vouching
they ought to be vouching	I ought to have vouched
you ought to have vouched
he ought to have vouched
we ought to have vouched
you ought to have vouched
they ought to have vouched	I ought to have been vouching
you ought to have been vouching
he ought to have been vouching
we ought to have been vouching
you ought to have been vouching
they ought to have been vouching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to vouch
you ought not to vouch
he ought not to vouch
we ought not to vouch
you ought not to vouch
they ought not to vouch 	I ought not to vouching
you ought not to vouching
he ought not to vouching
we ought not to vouching
you ought not to vouching
they ought not to vouching	I ought not to have vouched
you ought not to have vouched
he ought not to have vouched
we ought not to have vouched
you ought not to have vouched
they ought not to have vouched	I ought not to have been vouching
you ought not to have been vouching
he ought not to have been vouching
we ought not to have been vouching
you ought not to have been vouching
they ought not to have been vouching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I vouch?
ought to you vouch?
ought to he vouch?
ought to we vouch?
ought to you vouch?
ought to they vouch? 	ought to I be vouching?
ought to you be vouching?
ought to he be vouching?
ought to we be vouching?
ought to you be vouching?
ought to they be vouching? 	ought to I have vouched?
ought to you have vouched?
ought to he have vouched?
ought to we have vouched?
ought to you have vouched?
ought to they have vouched? 	ought to I have been vouching?
ought to you have been vouching?
ought to he have been vouching?
ought to we have been vouching?
ought to you have been vouching?
ought to they have been vouching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to vouch?
ought you not to vouch?
ought he not to vouch?
ought we not to vouch?
ought you not to vouch?
ought they not to vouch? 	ought I not to be vouching?
ought you not to be vouching?
ought he not to be vouching?
ought we not to be vouching?
ought you not to be vouching?
ought they not to be vouching? 	ought I not to have vouched?
ought you not to have vouched?
ought he not to have vouched?
ought we not to have vouched?
ought you not to have vouched?
ought they not to have vouched? 	ought I not to have been vouching?
ought you not to have been vouching?
ought he not to have been vouching?
ought we not to have been vouching?
ought you not to have been vouching?
ought they not to have been vouching?