ought to do
Irregular verb: do - did- done

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to do
you ought to do
she ought to do
we ought to do
you ought to do
they ought to do 	I ought to be doing
you ought to be doing
she ought to be doing
we ought to be doing
you ought to be doing
they ought to be doing	I ought to have done
you ought to have done
she ought to have done
we ought to have done
you ought to have done
they ought to have done	I ought to have been doing
you ought to have been doing
she ought to have been doing
we ought to have been doing
you ought to have been doing
they ought to have been doing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to do
you oughtn't to do
she oughtn't to do
we oughtn't to do
you oughtn't to do
they oughtn't to do 	I oughtn't to be doing
you oughtn't to be doing
she oughtn't to be doing
we oughtn't to be doing
you oughtn't to be doing
they oughtn't to be doing	I oughtn't to have done
you oughtn't to have done
she oughtn't to have done
we oughtn't to have done
you oughtn't to have done
they oughtn't to have done	I oughtn't to have been doing
you oughtn't to have been doing
she oughtn't to have been doing
we oughtn't to have been doing
you oughtn't to have been doing
they oughtn't to have been doing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I do?
ought to you do?
ought to she do?
ought to we do?
ought to you do?
ought to they do? 	ought to I be doing?
ought to you be doing?
ought to she be doing?
ought to we be doing?
ought to you be doing?
ought to they be doing? 	ought to I have done?
ought to you have done?
ought to she have done?
ought to we have done?
ought to you have done?
ought to they have done? 	ought to I have been doing?
ought to you have been doing?
ought to she have been doing?
ought to we have been doing?
ought to you have been doing?
ought to they have been doing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to do?
oughtn't you to do?
oughtn't she to do?
oughtn't we to do?
oughtn't you to do?
oughtn't they to do? 	oughtn't I to be doing?
oughtn't you to be doing?
oughtn't she to be doing?
oughtn't we to be doing?
oughtn't you to be doing?
oughtn't they to be doing? 	oughtn't I to have done?
oughtn't you to have done?
oughtn't she to have done?
oughtn't we to have done?
oughtn't you to have done?
oughtn't they to have done? 	oughtn't I to have been doing?
oughtn't you to have been doing?
oughtn't she to have been doing?
oughtn't we to have been doing?
oughtn't you to have been doing?
oughtn't they to have been doing?