English verb conjugation COULD SHEATHE

Regular verb: sheathe - sheathed - sheathed

Affirmation

Simple form

I could sheathe
you could sheathe
she could sheathe
we could sheathe
you could sheathe
they could sheathe

V-ing form

I could be sheathing
you could be sheathing
she could be sheathing
we could be sheathing
you could be sheathing
they could be sheathing

Perfect

I could have sheathed
you could have sheathed
she could have sheathed
we could have sheathed
you could have sheathed
they could have sheathed

V-ing perfect

I could have been sheathing
you could have been sheathing
she could have been sheathing
we could have been sheathing
you could have been sheathing
they could have been sheathing

Negation

Simple form

I could not sheathe
you could not sheathe
she could not sheathe
we could not sheathe
you could not sheathe
they could not sheathe

V-ing form

I could not be sheathing
you could not be sheathing
she could not be sheathing
we could not be sheathing
you could not be sheathing
they could not be sheathing

Perfect

I could not have sheathed
you could not have sheathed
she could not have sheathed
we could not have sheathed
you could not have sheathed
they could not have sheathed

V-ing perfect

I could not have been sheathing
you could not have been sheathing
she could not have been sheathing
we could not have been sheathing
you could not have been sheathing
they could not have been sheathing

Interrogative form

Simple form

could I sheathe?
could you sheathe?
could she sheathe?
could we sheathe?
could you sheathe?
could they sheathe?

V-ing form

could I be sheathing?
could you be sheathing?
could she be sheathing?
could we be sheathing?
could you be sheathing?
could they be sheathing?

Perfect

could I have sheathed?
could you have sheathed?
could she have sheathed?
could we have sheathed?
could you have sheathed?
could they have sheathed?

V-ing perfect

could I have been sheathing?
could you have been sheathing?
could she have been sheathing?
could we have been sheathing?
could you have been sheathing?
could they have been sheathing?

Interro-negative form

Simple form

could I not sheathe?
could you not sheathe?
could she not sheathe?
could we not sheathe?
could you not sheathe?
could they not sheathe?

V-ing form

could I not be sheathing?
could you not be sheathing?
could she not be sheathing?
could we not be sheathing?
could you not be sheathing?
could they not be sheathing?

Perfect

could I not have sheathed?
could you not have sheathed?
could she not have sheathed?
could we not have sheathed?
could you not have sheathed?
could they not have sheathed?

V-ing perfect

could I not have been sheathing?
could you not have been sheathing?
could she not have been sheathing?
could we not have been sheathing?
could you not have been sheathing?
could they not have been sheathing?

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