English verb conjugation
SHOULD TWINE

Regular verb: twine - twined - twined

Affirmation

Simple form	V-ing form
I should twine you should twine he should twine we should twine you should twine they should twine	I should be twining you should be twining he should be twining we should be twining you should be twining they should be twining
Perfect	V-ing perfect
I should have twined you should have twined he should have twined we should have twined you should have twined they should have twined	I should have been twining you should have been twining he should have been twining we should have been twining you should have been twining they should have been twining

Negation

Simple form	V-ing form
I should not twine you should not twine he should not twine we should not twine you should not twine they should not twine	I should not be twining you should not be twining he should not be twining we should not be twining you should not be twining they should not be twining
Perfect	V-ing perfect
I should not have twined you should not have twined he should not have twined we should not have twined you should not have twined they should not have twined	I should not have been twining you should not have been twining he should not have been twining we should not have been twining you should not have been twining they should not have been twining

Interrogative form

Simple form	V-ing form
should I twine? should you twine? should he twine? should we twine? should you twine? should they twine?	should I be twining? should you be twining? should he be twining? should we be twining? should you be twining? should they be twining?
Perfect	V-ing perfect
should I have twined? should you have twined? should he have twined? should we have twined? should you have twined? should they have twined?	should I have been twining? should you have been twining? should he have been twining? should we have been twining? should you have been twining? should they have been twining?

Interro-negative form

Simple form	V-ing form
should I not twine? should you not twine? should he not twine? should we not twine? should you not twine? should they not twine?	should I not be twining? should you not be twining? should he not be twining? should we not be twining? should you not be twining? should they not be twining?
Perfect	V-ing perfect
should I not have twined? should you not have twined? should he not have twined? should we not have twined? should you not have twined? should they not have twined?	should I not have been twining? should you not have been twining? should he not have been twining? should we not have been twining? should you not have been twining? should they not have been twining?