ought to vat
Regular verb: vat - vatted- vatted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to vat
you ought to vat
he ought to vat
we ought to vat
you ought to vat
they ought to vat 	I ought to be vatting
you ought to be vatting
he ought to be vatting
we ought to be vatting
you ought to be vatting
they ought to be vatting	I ought to have vatted
you ought to have vatted
he ought to have vatted
we ought to have vatted
you ought to have vatted
they ought to have vatted	I ought to have been vatting
you ought to have been vatting
he ought to have been vatting
we ought to have been vatting
you ought to have been vatting
they ought to have been vatting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to vat
you ought not to vat
he ought not to vat
we ought not to vat
you ought not to vat
they ought not to vat 	I ought not to vatting
you ought not to vatting
he ought not to vatting
we ought not to vatting
you ought not to vatting
they ought not to vatting	I ought not to have vatted
you ought not to have vatted
he ought not to have vatted
we ought not to have vatted
you ought not to have vatted
they ought not to have vatted	I ought not to have been vatting
you ought not to have been vatting
he ought not to have been vatting
we ought not to have been vatting
you ought not to have been vatting
they ought not to have been vatting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I vat?
ought to you vat?
ought to he vat?
ought to we vat?
ought to you vat?
ought to they vat? 	ought to I be vatting?
ought to you be vatting?
ought to he be vatting?
ought to we be vatting?
ought to you be vatting?
ought to they be vatting? 	ought to I have vatted?
ought to you have vatted?
ought to he have vatted?
ought to we have vatted?
ought to you have vatted?
ought to they have vatted? 	ought to I have been vatting?
ought to you have been vatting?
ought to he have been vatting?
ought to we have been vatting?
ought to you have been vatting?
ought to they have been vatting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to vat?
ought you not to vat?
ought he not to vat?
ought we not to vat?
ought you not to vat?
ought they not to vat? 	ought I not to be vatting?
ought you not to be vatting?
ought he not to be vatting?
ought we not to be vatting?
ought you not to be vatting?
ought they not to be vatting? 	ought I not to have vatted?
ought you not to have vatted?
ought he not to have vatted?
ought we not to have vatted?
ought you not to have vatted?
ought they not to have vatted? 	ought I not to have been vatting?
ought you not to have been vatting?
ought he not to have been vatting?
ought we not to have been vatting?
ought you not to have been vatting?
ought they not to have been vatting?