ought to rub
Regular verb: rub - rubbed- rubbed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to rub
you ought to rub
he ought to rub
we ought to rub
you ought to rub
they ought to rub 	I ought to be rubbing
you ought to be rubbing
he ought to be rubbing
we ought to be rubbing
you ought to be rubbing
they ought to be rubbing	I ought to have rubbed
you ought to have rubbed
he ought to have rubbed
we ought to have rubbed
you ought to have rubbed
they ought to have rubbed	I ought to have been rubbing
you ought to have been rubbing
he ought to have been rubbing
we ought to have been rubbing
you ought to have been rubbing
they ought to have been rubbing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to rub
you ought not to rub
he ought not to rub
we ought not to rub
you ought not to rub
they ought not to rub 	I ought not to rubbing
you ought not to rubbing
he ought not to rubbing
we ought not to rubbing
you ought not to rubbing
they ought not to rubbing	I ought not to have rubbed
you ought not to have rubbed
he ought not to have rubbed
we ought not to have rubbed
you ought not to have rubbed
they ought not to have rubbed	I ought not to have been rubbing
you ought not to have been rubbing
he ought not to have been rubbing
we ought not to have been rubbing
you ought not to have been rubbing
they ought not to have been rubbing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I rub?
ought to you rub?
ought to he rub?
ought to we rub?
ought to you rub?
ought to they rub? 	ought to I be rubbing?
ought to you be rubbing?
ought to he be rubbing?
ought to we be rubbing?
ought to you be rubbing?
ought to they be rubbing? 	ought to I have rubbed?
ought to you have rubbed?
ought to he have rubbed?
ought to we have rubbed?
ought to you have rubbed?
ought to they have rubbed? 	ought to I have been rubbing?
ought to you have been rubbing?
ought to he have been rubbing?
ought to we have been rubbing?
ought to you have been rubbing?
ought to they have been rubbing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to rub?
ought you not to rub?
ought he not to rub?
ought we not to rub?
ought you not to rub?
ought they not to rub? 	ought I not to be rubbing?
ought you not to be rubbing?
ought he not to be rubbing?
ought we not to be rubbing?
ought you not to be rubbing?
ought they not to be rubbing? 	ought I not to have rubbed?
ought you not to have rubbed?
ought he not to have rubbed?
ought we not to have rubbed?
ought you not to have rubbed?
ought they not to have rubbed? 	ought I not to have been rubbing?
ought you not to have been rubbing?
ought he not to have been rubbing?
ought we not to have been rubbing?
ought you not to have been rubbing?
ought they not to have been rubbing?