ought to graft
Regular verb: graft - grafted- grafted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to graft
you ought to graft
she ought to graft
we ought to graft
you ought to graft
they ought to graft 	I ought to be grafting
you ought to be grafting
she ought to be grafting
we ought to be grafting
you ought to be grafting
they ought to be grafting	I ought to have grafted
you ought to have grafted
she ought to have grafted
we ought to have grafted
you ought to have grafted
they ought to have grafted	I ought to have been grafting
you ought to have been grafting
she ought to have been grafting
we ought to have been grafting
you ought to have been grafting
they ought to have been grafting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to graft
you oughtn't to graft
she oughtn't to graft
we oughtn't to graft
you oughtn't to graft
they oughtn't to graft 	I oughtn't to be grafting
you oughtn't to be grafting
she oughtn't to be grafting
we oughtn't to be grafting
you oughtn't to be grafting
they oughtn't to be grafting	I oughtn't to have grafted
you oughtn't to have grafted
she oughtn't to have grafted
we oughtn't to have grafted
you oughtn't to have grafted
they oughtn't to have grafted	I oughtn't to have been grafting
you oughtn't to have been grafting
she oughtn't to have been grafting
we oughtn't to have been grafting
you oughtn't to have been grafting
they oughtn't to have been grafting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I graft?
ought to you graft?
ought to she graft?
ought to we graft?
ought to you graft?
ought to they graft? 	ought to I be grafting?
ought to you be grafting?
ought to she be grafting?
ought to we be grafting?
ought to you be grafting?
ought to they be grafting? 	ought to I have grafted?
ought to you have grafted?
ought to she have grafted?
ought to we have grafted?
ought to you have grafted?
ought to they have grafted? 	ought to I have been grafting?
ought to you have been grafting?
ought to she have been grafting?
ought to we have been grafting?
ought to you have been grafting?
ought to they have been grafting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to graft?
oughtn't you to graft?
oughtn't she to graft?
oughtn't we to graft?
oughtn't you to graft?
oughtn't they to graft? 	oughtn't I to be grafting?
oughtn't you to be grafting?
oughtn't she to be grafting?
oughtn't we to be grafting?
oughtn't you to be grafting?
oughtn't they to be grafting? 	oughtn't I to have grafted?
oughtn't you to have grafted?
oughtn't she to have grafted?
oughtn't we to have grafted?
oughtn't you to have grafted?
oughtn't they to have grafted? 	oughtn't I to have been grafting?
oughtn't you to have been grafting?
oughtn't she to have been grafting?
oughtn't we to have been grafting?
oughtn't you to have been grafting?
oughtn't they to have been grafting?