English verb conjugation COULD UNSTRING

Irregular verb: unstring - unstrung - unstrung

Affirmation

Simple form

I could unstring
you could unstring
she could unstring
we could unstring
you could unstring
they could unstring

V-ing form

I could be unstringing
you could be unstringing
she could be unstringing
we could be unstringing
you could be unstringing
they could be unstringing

Perfect

I could have unstrung
you could have unstrung
she could have unstrung
we could have unstrung
you could have unstrung
they could have unstrung

V-ing perfect

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

Negation

Simple form

I could not unstring
you could not unstring
she could not unstring
we could not unstring
you could not unstring
they could not unstring

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I unstring?
could you unstring?
could she unstring?
could we unstring?
could you unstring?
could they unstring?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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