English verb conjugation
COULD UNSCRAMBLE

Regular verb: unscramble - unscrambled - unscrambled

Affirmation

Simple form	V-ing form
I could unscramble you could unscramble he could unscramble we could unscramble you could unscramble they could unscramble	I could be unscrambling you could be unscrambling he could be unscrambling we could be unscrambling you could be unscrambling they could be unscrambling
Perfect	V-ing perfect
I could have unscrambled you could have unscrambled he could have unscrambled we could have unscrambled you could have unscrambled they could have unscrambled	I could have been unscrambling you could have been unscrambling he could have been unscrambling we could have been unscrambling you could have been unscrambling they could have been unscrambling

Negation

Simple form	V-ing form
I could not unscramble you could not unscramble he could not unscramble we could not unscramble you could not unscramble they could not unscramble	I could not be unscrambling you could not be unscrambling he could not be unscrambling we could not be unscrambling you could not be unscrambling they could not be unscrambling
Perfect	V-ing perfect
I could not have unscrambled you could not have unscrambled he could not have unscrambled we could not have unscrambled you could not have unscrambled they could not have unscrambled	I could not have been unscrambling you could not have been unscrambling he could not have been unscrambling we could not have been unscrambling you could not have been unscrambling they could not have been unscrambling

Interrogative form

Simple form	V-ing form
could I unscramble? could you unscramble? could he unscramble? could we unscramble? could you unscramble? could they unscramble?	could I be unscrambling? could you be unscrambling? could he be unscrambling? could we be unscrambling? could you be unscrambling? could they be unscrambling?
Perfect	V-ing perfect
could I have unscrambled? could you have unscrambled? could he have unscrambled? could we have unscrambled? could you have unscrambled? could they have unscrambled?	could I have been unscrambling? could you have been unscrambling? could he have been unscrambling? could we have been unscrambling? could you have been unscrambling? could they have been unscrambling?

Interro-negative form

Simple form	V-ing form
could I not unscramble? could you not unscramble? could he not unscramble? could we not unscramble? could you not unscramble? could they not unscramble?	could I not be unscrambling? could you not be unscrambling? could he not be unscrambling? could we not be unscrambling? could you not be unscrambling? could they not be unscrambling?
Perfect	V-ing perfect
could I not have unscrambled? could you not have unscrambled? could he not have unscrambled? could we not have unscrambled? could you not have unscrambled? could they not have unscrambled?	could I not have been unscrambling? could you not have been unscrambling? could he not have been unscrambling? could we not have been unscrambling? could you not have been unscrambling? could they not have been unscrambling?