English verb conjugation
OUGHT TO ASSAIL

Regular verb: assail - assailed - assailed

Affirmation

Simple form	V-ing form
I ought to assail you ought to assail he ought to assail we ought to assail you ought to assail they ought to assail	I ought to be assailing you ought to be assailing he ought to be assailing we ought to be assailing you ought to be assailing they ought to be assailing
Perfect	V-ing perfect
I ought to have assailed you ought to have assailed he ought to have assailed we ought to have assailed you ought to have assailed they ought to have assailed	I ought to have been assailing you ought to have been assailing he ought to have been assailing we ought to have been assailing you ought to have been assailing they ought to have been assailing

Negation

Simple form	V-ing form
I oughtn't to assail you oughtn't to assail he oughtn't to assail we oughtn't to assail you oughtn't to assail they oughtn't to assail	I oughtn't to be assailing you oughtn't to be assailing he oughtn't to be assailing we oughtn't to be assailing you oughtn't to be assailing they oughtn't to be assailing
Perfect	V-ing perfect
I oughtn't to have assailed you oughtn't to have assailed he oughtn't to have assailed we oughtn't to have assailed you oughtn't to have assailed they oughtn't to have assailed	I oughtn't to have been assailing you oughtn't to have been assailing he oughtn't to have been assailing we oughtn't to have been assailing you oughtn't to have been assailing they oughtn't to have been assailing

Interrogative form

Simple form	V-ing form
ought to I assail? ought to you assail? ought to he assail? ought to we assail? ought to you assail? ought to they assail?	ought to I be assailing? ought to you be assailing? ought to he be assailing? ought to we be assailing? ought to you be assailing? ought to they be assailing?
Perfect	V-ing perfect
ought to I have assailed? ought to you have assailed? ought to he have assailed? ought to we have assailed? ought to you have assailed? ought to they have assailed?	ought to I have been assailing? ought to you have been assailing? ought to he have been assailing? ought to we have been assailing? ought to you have been assailing? ought to they have been assailing?

Interro-negative form

Simple form	V-ing form
oughtn't I to assail? oughtn't you to assail? oughtn't he to assail? oughtn't we to assail? oughtn't you to assail? oughtn't they to assail?	oughtn't I to be assailing? oughtn't you to be assailing? oughtn't he to be assailing? oughtn't we to be assailing? oughtn't you to be assailing? oughtn't they to be assailing?
Perfect	V-ing perfect
oughtn't I to have assailed? oughtn't you to have assailed? oughtn't he to have assailed? oughtn't we to have assailed? oughtn't you to have assailed? oughtn't they to have assailed?	oughtn't I to have been assailing? oughtn't you to have been assailing? oughtn't he to have been assailing? oughtn't we to have been assailing? oughtn't you to have been assailing? oughtn't they to have been assailing?