English verb conjugation
SHOULD SHEATHE

Regular verb: sheathe - sheathed - sheathed

Affirmation

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

Negation

Simple form	V-ing form
I should not sheathe you should not sheathe she should not sheathe we should not sheathe you should not sheathe they should not sheathe	I should not be sheathing you should not be sheathing she should not be sheathing we should not be sheathing you should not be sheathing they should not be sheathing
Perfect	V-ing perfect
I should not have sheathed you should not have sheathed she should not have sheathed we should not have sheathed you should not have sheathed they should not have sheathed	I should not have been sheathing you should not have been sheathing she should not have been sheathing we should not have been sheathing you should not have been sheathing they should not have been sheathing

Interrogative form

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

Interro-negative form

Simple form	V-ing form
should I not sheathe? should you not sheathe? should she not sheathe? should we not sheathe? should you not sheathe? should they not sheathe?	should I not be sheathing? should you not be sheathing? should she not be sheathing? should we not be sheathing? should you not be sheathing? should they not be sheathing?
Perfect	V-ing perfect
should I not have sheathed? should you not have sheathed? should she not have sheathed? should we not have sheathed? should you not have sheathed? should they not have sheathed?	should I not have been sheathing? should you not have been sheathing? should she not have been sheathing? should we not have been sheathing? should you not have been sheathing? should they not have been sheathing?