English verb conjugation COULD UNTWIST

Regular verb: untwist - untwisted - untwisted

Affirmation

Simple form

I could untwist
you could untwist
he could untwist
we could untwist
you could untwist
they could untwist

V-ing form

I could be untwisting
you could be untwisting
he could be untwisting
we could be untwisting
you could be untwisting
they could be untwisting

Perfect

I could have untwisted
you could have untwisted
he could have untwisted
we could have untwisted
you could have untwisted
they could have untwisted

V-ing perfect

I could have been untwisting
you could have been untwisting
he could have been untwisting
we could have been untwisting
you could have been untwisting
they could have been untwisting

Negation

Simple form

I could not untwist
you could not untwist
he could not untwist
we could not untwist
you could not untwist
they could not untwist

V-ing form

I could not be untwisting
you could not be untwisting
he could not be untwisting
we could not be untwisting
you could not be untwisting
they could not be untwisting

Perfect

I could not have untwisted
you could not have untwisted
he could not have untwisted
we could not have untwisted
you could not have untwisted
they could not have untwisted

V-ing perfect

I could not have been untwisting
you could not have been untwisting
he could not have been untwisting
we could not have been untwisting
you could not have been untwisting
they could not have been untwisting

Interrogative form

Simple form

could I untwist?
could you untwist?
could he untwist?
could we untwist?
could you untwist?
could they untwist?

V-ing form

could I be untwisting?
could you be untwisting?
could he be untwisting?
could we be untwisting?
could you be untwisting?
could they be untwisting?

Perfect

could I have untwisted?
could you have untwisted?
could he have untwisted?
could we have untwisted?
could you have untwisted?
could they have untwisted?

V-ing perfect

could I have been untwisting?
could you have been untwisting?
could he have been untwisting?
could we have been untwisting?
could you have been untwisting?
could they have been untwisting?

Interro-negative form

Simple form

could I not untwist?
could you not untwist?
could he not untwist?
could we not untwist?
could you not untwist?
could they not untwist?

V-ing form

could I not be untwisting?
could you not be untwisting?
could he not be untwisting?
could we not be untwisting?
could you not be untwisting?
could they not be untwisting?

Perfect

could I not have untwisted?
could you not have untwisted?
could he not have untwisted?
could we not have untwisted?
could you not have untwisted?
could they not have untwisted?

V-ing perfect

could I not have been untwisting?
could you not have been untwisting?
could he not have been untwisting?
could we not have been untwisting?
could you not have been untwisting?
could they not have been untwisting?

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