English verb conjugation
CAN UNSHEATHE

Regular verb: unsheathe - unsheathed - unsheathed

Affirmation

Simple form	V-ing form
I can unsheathe you can unsheathe he can unsheathe we can unsheathe you can unsheathe they can unsheathe	I can be unsheathing you can be unsheathing he can be unsheathing we can be unsheathing you can be unsheathing they can be unsheathing
Perfect	V-ing perfect
I can have unsheathed you can have unsheathed he can have unsheathed we can have unsheathed you can have unsheathed they can have unsheathed	I can have been unsheathing you can have been unsheathing he can have been unsheathing we can have been unsheathing you can have been unsheathing they can have been unsheathing

Negation

Simple form	V-ing form
I cannot unsheathe you cannot unsheathe he cannot unsheathe we cannot unsheathe you cannot unsheathe they cannot unsheathe	I cannot be unsheathing you cannot be unsheathing he cannot be unsheathing we cannot be unsheathing you cannot be unsheathing they cannot be unsheathing
Perfect	V-ing perfect
I cannot have unsheathed you cannot have unsheathed he cannot have unsheathed we cannot have unsheathed you cannot have unsheathed they cannot have unsheathed	I cannot have been unsheathing you cannot have been unsheathing he cannot have been unsheathing we cannot have been unsheathing you cannot have been unsheathing they cannot have been unsheathing

Interrogative form

Simple form	V-ing form
can I unsheathe? can you unsheathe? can he unsheathe? can we unsheathe? can you unsheathe? can they unsheathe?	can I be unsheathing? can you be unsheathing? can he be unsheathing? can we be unsheathing? can you be unsheathing? can they be unsheathing?
Perfect	V-ing perfect
can I have unsheathed? can you have unsheathed? can he have unsheathed? can we have unsheathed? can you have unsheathed? can they have unsheathed?	can I have been unsheathing? can you have been unsheathing? can he have been unsheathing? can we have been unsheathing? can you have been unsheathing? can they have been unsheathing?

Interro-negative form

Simple form	V-ing form
can I not unsheathe? can you not unsheathe? can he not unsheathe? can we not unsheathe? can you not unsheathe? can they not unsheathe?	can I not be unsheathing? can you not be unsheathing? can he not be unsheathing? can we not be unsheathing? can you not be unsheathing? can they not be unsheathing?
Perfect	V-ing perfect
can I not have unsheathed? can you not have unsheathed? can he not have unsheathed? can we not have unsheathed? can you not have unsheathed? can they not have unsheathed?	can I not have been unsheathing? can you not have been unsheathing? can he not have been unsheathing? can we not have been unsheathing? can you not have been unsheathing? can they not have been unsheathing?