ought to fall
Irregular verb: fall - fell- fallen

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to fall
you ought to fall
he ought to fall
we ought to fall
you ought to fall
they ought to fall 	I ought to be falling
you ought to be falling
he ought to be falling
we ought to be falling
you ought to be falling
they ought to be falling	I ought to have fallen
you ought to have fallen
he ought to have fallen
we ought to have fallen
you ought to have fallen
they ought to have fallen	I ought to have been falling
you ought to have been falling
he ought to have been falling
we ought to have been falling
you ought to have been falling
they ought to have been falling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to fall
you oughtn't to fall
he oughtn't to fall
we oughtn't to fall
you oughtn't to fall
they oughtn't to fall 	I oughtn't to be falling
you oughtn't to be falling
he oughtn't to be falling
we oughtn't to be falling
you oughtn't to be falling
they oughtn't to be falling	I oughtn't to have fallen
you oughtn't to have fallen
he oughtn't to have fallen
we oughtn't to have fallen
you oughtn't to have fallen
they oughtn't to have fallen	I oughtn't to have been falling
you oughtn't to have been falling
he oughtn't to have been falling
we oughtn't to have been falling
you oughtn't to have been falling
they oughtn't to have been falling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I fall?
ought to you fall?
ought to he fall?
ought to we fall?
ought to you fall?
ought to they fall? 	ought to I be falling?
ought to you be falling?
ought to he be falling?
ought to we be falling?
ought to you be falling?
ought to they be falling? 	ought to I have fallen?
ought to you have fallen?
ought to he have fallen?
ought to we have fallen?
ought to you have fallen?
ought to they have fallen? 	ought to I have been falling?
ought to you have been falling?
ought to he have been falling?
ought to we have been falling?
ought to you have been falling?
ought to they have been falling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to fall?
oughtn't you to fall?
oughtn't he to fall?
oughtn't we to fall?
oughtn't you to fall?
oughtn't they to fall? 	oughtn't I to be falling?
oughtn't you to be falling?
oughtn't he to be falling?
oughtn't we to be falling?
oughtn't you to be falling?
oughtn't they to be falling? 	oughtn't I to have fallen?
oughtn't you to have fallen?
oughtn't he to have fallen?
oughtn't we to have fallen?
oughtn't you to have fallen?
oughtn't they to have fallen? 	oughtn't I to have been falling?
oughtn't you to have been falling?
oughtn't he to have been falling?
oughtn't we to have been falling?
oughtn't you to have been falling?
oughtn't they to have been falling?