English verb conjugation
OUGHT TO SHEATHE

Regular verb: sheathe - sheathed - sheathed

Affirmation

Simple form	V-ing form
I ought to sheathe you ought to sheathe she ought to sheathe we ought to sheathe you ought to sheathe they ought to sheathe	I ought to be sheathing you ought to be sheathing she ought to be sheathing we ought to be sheathing you ought to be sheathing they ought to be sheathing
Perfect	V-ing perfect
I ought to have sheathed you ought to have sheathed she ought to have sheathed we ought to have sheathed you ought to have sheathed they ought to have sheathed	I ought to have been sheathing you ought to have been sheathing she ought to have been sheathing we ought to have been sheathing you ought to have been sheathing they ought to have been sheathing

Negation

Simple form	V-ing form
I oughtn't to sheathe you oughtn't to sheathe she oughtn't to sheathe we oughtn't to sheathe you oughtn't to sheathe they oughtn't to sheathe	I oughtn't to be sheathing you oughtn't to be sheathing she oughtn't to be sheathing we oughtn't to be sheathing you oughtn't to be sheathing they oughtn't to be sheathing
Perfect	V-ing perfect
I oughtn't to have sheathed you oughtn't to have sheathed she oughtn't to have sheathed we oughtn't to have sheathed you oughtn't to have sheathed they oughtn't to have sheathed	I oughtn't to have been sheathing you oughtn't to have been sheathing she oughtn't to have been sheathing we oughtn't to have been sheathing you oughtn't to have been sheathing they oughtn't to have been sheathing

Interrogative form

Simple form	V-ing form
ought to I sheathe? ought to you sheathe? ought to she sheathe? ought to we sheathe? ought to you sheathe? ought to they sheathe?	ought to I be sheathing? ought to you be sheathing? ought to she be sheathing? ought to we be sheathing? ought to you be sheathing? ought to they be sheathing?
Perfect	V-ing perfect
ought to I have sheathed? ought to you have sheathed? ought to she have sheathed? ought to we have sheathed? ought to you have sheathed? ought to they have sheathed?	ought to I have been sheathing? ought to you have been sheathing? ought to she have been sheathing? ought to we have been sheathing? ought to you have been sheathing? ought to they have been sheathing?

Interro-negative form

Simple form	V-ing form
oughtn't I to sheathe? oughtn't you to sheathe? oughtn't she to sheathe? oughtn't we to sheathe? oughtn't you to sheathe? oughtn't they to sheathe?	oughtn't I to be sheathing? oughtn't you to be sheathing? oughtn't she to be sheathing? oughtn't we to be sheathing? oughtn't you to be sheathing? oughtn't they to be sheathing?
Perfect	V-ing perfect
oughtn't I to have sheathed? oughtn't you to have sheathed? oughtn't she to have sheathed? oughtn't we to have sheathed? oughtn't you to have sheathed? oughtn't they to have sheathed?	oughtn't I to have been sheathing? oughtn't you to have been sheathing? oughtn't she to have been sheathing? oughtn't we to have been sheathing? oughtn't you to have been sheathing? oughtn't they to have been sheathing?