ought to frog
Regular verb: frog - froged- froged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to frog
you ought to frog
she ought to frog
we ought to frog
you ought to frog
they ought to frog 	I ought to be froging
you ought to be froging
she ought to be froging
we ought to be froging
you ought to be froging
they ought to be froging	I ought to have froged
you ought to have froged
she ought to have froged
we ought to have froged
you ought to have froged
they ought to have froged	I ought to have been froging
you ought to have been froging
she ought to have been froging
we ought to have been froging
you ought to have been froging
they ought to have been froging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to frog
you oughtn't to frog
she oughtn't to frog
we oughtn't to frog
you oughtn't to frog
they oughtn't to frog 	I oughtn't to be froging
you oughtn't to be froging
she oughtn't to be froging
we oughtn't to be froging
you oughtn't to be froging
they oughtn't to be froging	I oughtn't to have froged
you oughtn't to have froged
she oughtn't to have froged
we oughtn't to have froged
you oughtn't to have froged
they oughtn't to have froged	I oughtn't to have been froging
you oughtn't to have been froging
she oughtn't to have been froging
we oughtn't to have been froging
you oughtn't to have been froging
they oughtn't to have been froging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I frog?
ought to you frog?
ought to she frog?
ought to we frog?
ought to you frog?
ought to they frog? 	ought to I be froging?
ought to you be froging?
ought to she be froging?
ought to we be froging?
ought to you be froging?
ought to they be froging? 	ought to I have froged?
ought to you have froged?
ought to she have froged?
ought to we have froged?
ought to you have froged?
ought to they have froged? 	ought to I have been froging?
ought to you have been froging?
ought to she have been froging?
ought to we have been froging?
ought to you have been froging?
ought to they have been froging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to frog?
oughtn't you to frog?
oughtn't she to frog?
oughtn't we to frog?
oughtn't you to frog?
oughtn't they to frog? 	oughtn't I to be froging?
oughtn't you to be froging?
oughtn't she to be froging?
oughtn't we to be froging?
oughtn't you to be froging?
oughtn't they to be froging? 	oughtn't I to have froged?
oughtn't you to have froged?
oughtn't she to have froged?
oughtn't we to have froged?
oughtn't you to have froged?
oughtn't they to have froged? 	oughtn't I to have been froging?
oughtn't you to have been froging?
oughtn't she to have been froging?
oughtn't we to have been froging?
oughtn't you to have been froging?
oughtn't they to have been froging?