English verb conjugation
SHOULD UNTWINE

Regular verb: untwine - untwined - untwined

Affirmation

Simple form	V-ing form
I should untwine you should untwine he should untwine we should untwine you should untwine they should untwine	I should be untwining you should be untwining he should be untwining we should be untwining you should be untwining they should be untwining
Perfect	V-ing perfect
I should have untwined you should have untwined he should have untwined we should have untwined you should have untwined they should have untwined	I should have been untwining you should have been untwining he should have been untwining we should have been untwining you should have been untwining they should have been untwining

Negation

Simple form	V-ing form
I should not untwine you should not untwine he should not untwine we should not untwine you should not untwine they should not untwine	I should not be untwining you should not be untwining he should not be untwining we should not be untwining you should not be untwining they should not be untwining
Perfect	V-ing perfect
I should not have untwined you should not have untwined he should not have untwined we should not have untwined you should not have untwined they should not have untwined	I should not have been untwining you should not have been untwining he should not have been untwining we should not have been untwining you should not have been untwining they should not have been untwining

Interrogative form

Simple form	V-ing form
should I untwine? should you untwine? should he untwine? should we untwine? should you untwine? should they untwine?	should I be untwining? should you be untwining? should he be untwining? should we be untwining? should you be untwining? should they be untwining?
Perfect	V-ing perfect
should I have untwined? should you have untwined? should he have untwined? should we have untwined? should you have untwined? should they have untwined?	should I have been untwining? should you have been untwining? should he have been untwining? should we have been untwining? should you have been untwining? should they have been untwining?

Interro-negative form

Simple form	V-ing form
should I not untwine? should you not untwine? should he not untwine? should we not untwine? should you not untwine? should they not untwine?	should I not be untwining? should you not be untwining? should he not be untwining? should we not be untwining? should you not be untwining? should they not be untwining?
Perfect	V-ing perfect
should I not have untwined? should you not have untwined? should he not have untwined? should we not have untwined? should you not have untwined? should they not have untwined?	should I not have been untwining? should you not have been untwining? should he not have been untwining? should we not have been untwining? should you not have been untwining? should they not have been untwining?