ought to presweeten
Regular verb: presweeten - presweetened- presweetened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to presweeten
you ought to presweeten
he ought to presweeten
we ought to presweeten
you ought to presweeten
they ought to presweeten 	I ought to be presweetening
you ought to be presweetening
he ought to be presweetening
we ought to be presweetening
you ought to be presweetening
they ought to be presweetening	I ought to have presweetened
you ought to have presweetened
he ought to have presweetened
we ought to have presweetened
you ought to have presweetened
they ought to have presweetened	I ought to have been presweetening
you ought to have been presweetening
he ought to have been presweetening
we ought to have been presweetening
you ought to have been presweetening
they ought to have been presweetening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to presweeten
you ought not to presweeten
he ought not to presweeten
we ought not to presweeten
you ought not to presweeten
they ought not to presweeten 	I ought not to presweetening
you ought not to presweetening
he ought not to presweetening
we ought not to presweetening
you ought not to presweetening
they ought not to presweetening	I ought not to have presweetened
you ought not to have presweetened
he ought not to have presweetened
we ought not to have presweetened
you ought not to have presweetened
they ought not to have presweetened	I ought not to have been presweetening
you ought not to have been presweetening
he ought not to have been presweetening
we ought not to have been presweetening
you ought not to have been presweetening
they ought not to have been presweetening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I presweeten?
ought to you presweeten?
ought to he presweeten?
ought to we presweeten?
ought to you presweeten?
ought to they presweeten? 	ought to I be presweetening?
ought to you be presweetening?
ought to he be presweetening?
ought to we be presweetening?
ought to you be presweetening?
ought to they be presweetening? 	ought to I have presweetened?
ought to you have presweetened?
ought to he have presweetened?
ought to we have presweetened?
ought to you have presweetened?
ought to they have presweetened? 	ought to I have been presweetening?
ought to you have been presweetening?
ought to he have been presweetening?
ought to we have been presweetening?
ought to you have been presweetening?
ought to they have been presweetening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to presweeten?
ought you not to presweeten?
ought he not to presweeten?
ought we not to presweeten?
ought you not to presweeten?
ought they not to presweeten? 	ought I not to be presweetening?
ought you not to be presweetening?
ought he not to be presweetening?
ought we not to be presweetening?
ought you not to be presweetening?
ought they not to be presweetening? 	ought I not to have presweetened?
ought you not to have presweetened?
ought he not to have presweetened?
ought we not to have presweetened?
ought you not to have presweetened?
ought they not to have presweetened? 	ought I not to have been presweetening?
ought you not to have been presweetening?
ought he not to have been presweetening?
ought we not to have been presweetening?
ought you not to have been presweetening?
ought they not to have been presweetening?