English verb conjugation
COULD UNROUND

Regular verb: unround - unrounded - unrounded

Affirmation

Simple form	V-ing form
I could unround you could unround he could unround we could unround you could unround they could unround	I could be unrounding you could be unrounding he could be unrounding we could be unrounding you could be unrounding they could be unrounding
Perfect	V-ing perfect
I could have unrounded you could have unrounded he could have unrounded we could have unrounded you could have unrounded they could have unrounded	I could have been unrounding you could have been unrounding he could have been unrounding we could have been unrounding you could have been unrounding they could have been unrounding

Negation

Simple form	V-ing form
I could not unround you could not unround he could not unround we could not unround you could not unround they could not unround	I could not be unrounding you could not be unrounding he could not be unrounding we could not be unrounding you could not be unrounding they could not be unrounding
Perfect	V-ing perfect
I could not have unrounded you could not have unrounded he could not have unrounded we could not have unrounded you could not have unrounded they could not have unrounded	I could not have been unrounding you could not have been unrounding he could not have been unrounding we could not have been unrounding you could not have been unrounding they could not have been unrounding

Interrogative form

Simple form	V-ing form
could I unround? could you unround? could he unround? could we unround? could you unround? could they unround?	could I be unrounding? could you be unrounding? could he be unrounding? could we be unrounding? could you be unrounding? could they be unrounding?
Perfect	V-ing perfect
could I have unrounded? could you have unrounded? could he have unrounded? could we have unrounded? could you have unrounded? could they have unrounded?	could I have been unrounding? could you have been unrounding? could he have been unrounding? could we have been unrounding? could you have been unrounding? could they have been unrounding?

Interro-negative form

Simple form	V-ing form
could I not unround? could you not unround? could he not unround? could we not unround? could you not unround? could they not unround?	could I not be unrounding? could you not be unrounding? could he not be unrounding? could we not be unrounding? could you not be unrounding? could they not be unrounding?
Perfect	V-ing perfect
could I not have unrounded? could you not have unrounded? could he not have unrounded? could we not have unrounded? could you not have unrounded? could they not have unrounded?	could I not have been unrounding? could you not have been unrounding? could he not have been unrounding? could we not have been unrounding? could you not have been unrounding? could they not have been unrounding?