ought to graft
Verbe régulier : graft - grafted- grafted
Traduction française : greffer - donner ou recevoir des pots-de-vin 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to graft
you ought to graft
he 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
he 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
he 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
he ought to have been grafting
we ought to have been grafting
you ought to have been grafting
they ought to have been grafting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to graft
you ought not to graft
he ought not to graft
we ought not to graft
you ought not to graft
they ought not to graft 	I ought not to grafting
you ought not to grafting
he ought not to grafting
we ought not to grafting
you ought not to grafting
they ought not to grafting	I ought not to have grafted
you ought not to have grafted
he ought not to have grafted
we ought not to have grafted
you ought not to have grafted
they ought not to have grafted	I ought not to have been grafting
you ought not to have been grafting
he ought not to have been grafting
we ought not to have been grafting
you ought not to have been grafting
they ought not to have been grafting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I graft?
ought to you graft?
ought to he 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 he 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 he 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 he have been grafting?
ought to we have been grafting?
ought to you have been grafting?
ought to they have been grafting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to graft?
ought you not to graft?
ought he not to graft?
ought we not to graft?
ought you not to graft?
ought they not to graft? 	ought I not to be grafting?
ought you not to be grafting?
ought he not to be grafting?
ought we not to be grafting?
ought you not to be grafting?
ought they not to be grafting? 	ought I not to have grafted?
ought you not to have grafted?
ought he not to have grafted?
ought we not to have grafted?
ought you not to have grafted?
ought they not to have grafted? 	ought I not to have been grafting?
ought you not to have been grafting?
ought he not to have been grafting?
ought we not to have been grafting?
ought you not to have been grafting?
ought they not to have been grafting?