ought to accredit
Regular verb: accredit - accredited- accredited

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to accredit
you ought to accredit
he ought to accredit
we ought to accredit
you ought to accredit
they ought to accredit 	I ought to be accrediting
you ought to be accrediting
he ought to be accrediting
we ought to be accrediting
you ought to be accrediting
they ought to be accrediting	I ought to have accredited
you ought to have accredited
he ought to have accredited
we ought to have accredited
you ought to have accredited
they ought to have accredited	I ought to have been accrediting
you ought to have been accrediting
he ought to have been accrediting
we ought to have been accrediting
you ought to have been accrediting
they ought to have been accrediting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to accredit
you oughtn't to accredit
he oughtn't to accredit
we oughtn't to accredit
you oughtn't to accredit
they oughtn't to accredit 	I oughtn't to be accrediting
you oughtn't to be accrediting
he oughtn't to be accrediting
we oughtn't to be accrediting
you oughtn't to be accrediting
they oughtn't to be accrediting	I oughtn't to have accredited
you oughtn't to have accredited
he oughtn't to have accredited
we oughtn't to have accredited
you oughtn't to have accredited
they oughtn't to have accredited	I oughtn't to have been accrediting
you oughtn't to have been accrediting
he oughtn't to have been accrediting
we oughtn't to have been accrediting
you oughtn't to have been accrediting
they oughtn't to have been accrediting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I accredit?
ought to you accredit?
ought to he accredit?
ought to we accredit?
ought to you accredit?
ought to they accredit? 	ought to I be accrediting?
ought to you be accrediting?
ought to he be accrediting?
ought to we be accrediting?
ought to you be accrediting?
ought to they be accrediting? 	ought to I have accredited?
ought to you have accredited?
ought to he have accredited?
ought to we have accredited?
ought to you have accredited?
ought to they have accredited? 	ought to I have been accrediting?
ought to you have been accrediting?
ought to he have been accrediting?
ought to we have been accrediting?
ought to you have been accrediting?
ought to they have been accrediting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to accredit?
oughtn't you to accredit?
oughtn't he to accredit?
oughtn't we to accredit?
oughtn't you to accredit?
oughtn't they to accredit? 	oughtn't I to be accrediting?
oughtn't you to be accrediting?
oughtn't he to be accrediting?
oughtn't we to be accrediting?
oughtn't you to be accrediting?
oughtn't they to be accrediting? 	oughtn't I to have accredited?
oughtn't you to have accredited?
oughtn't he to have accredited?
oughtn't we to have accredited?
oughtn't you to have accredited?
oughtn't they to have accredited? 	oughtn't I to have been accrediting?
oughtn't you to have been accrediting?
oughtn't he to have been accrediting?
oughtn't we to have been accrediting?
oughtn't you to have been accrediting?
oughtn't they to have been accrediting?