ought to preface
Verbo regolare: preface - prefaced- prefaced

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I ought to preface
you ought to preface
he ought to preface
we ought to preface
you ought to preface
they ought to preface 	I ought to be prefacing
you ought to be prefacing
he ought to be prefacing
we ought to be prefacing
you ought to be prefacing
they ought to be prefacing	I ought to have prefaced
you ought to have prefaced
he ought to have prefaced
we ought to have prefaced
you ought to have prefaced
they ought to have prefaced	I ought to have been prefacing
you ought to have been prefacing
he ought to have been prefacing
we ought to have been prefacing
you ought to have been prefacing
they ought to have been prefacing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I ought not to preface
you ought not to preface
he ought not to preface
we ought not to preface
you ought not to preface
they ought not to preface 	I ought not to prefacing
you ought not to prefacing
he ought not to prefacing
we ought not to prefacing
you ought not to prefacing
they ought not to prefacing	I ought not to have prefaced
you ought not to have prefaced
he ought not to have prefaced
we ought not to have prefaced
you ought not to have prefaced
they ought not to have prefaced	I ought not to have been prefacing
you ought not to have been prefacing
he ought not to have been prefacing
we ought not to have been prefacing
you ought not to have been prefacing
they ought not to have been prefacing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
ought to I preface?
ought to you preface?
ought to he preface?
ought to we preface?
ought to you preface?
ought to they preface? 	ought to I be prefacing?
ought to you be prefacing?
ought to he be prefacing?
ought to we be prefacing?
ought to you be prefacing?
ought to they be prefacing? 	ought to I have prefaced?
ought to you have prefaced?
ought to he have prefaced?
ought to we have prefaced?
ought to you have prefaced?
ought to they have prefaced? 	ought to I have been prefacing?
ought to you have been prefacing?
ought to he have been prefacing?
ought to we have been prefacing?
ought to you have been prefacing?
ought to they have been prefacing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
ought I not to preface?
ought you not to preface?
ought he not to preface?
ought we not to preface?
ought you not to preface?
ought they not to preface? 	ought I not to be prefacing?
ought you not to be prefacing?
ought he not to be prefacing?
ought we not to be prefacing?
ought you not to be prefacing?
ought they not to be prefacing? 	ought I not to have prefaced?
ought you not to have prefaced?
ought he not to have prefaced?
ought we not to have prefaced?
ought you not to have prefaced?
ought they not to have prefaced? 	ought I not to have been prefacing?
ought you not to have been prefacing?
ought he not to have been prefacing?
ought we not to have been prefacing?
ought you not to have been prefacing?
ought they not to have been prefacing?