English verb conjugation
SHOULD RETRAIN

Regular verb: retrain - retrained - retrained

Affirmation

Simple form	V-ing form
I should retrain you should retrain he should retrain we should retrain you should retrain they should retrain	I should be retraining you should be retraining he should be retraining we should be retraining you should be retraining they should be retraining
Perfect	V-ing perfect
I should have retrained you should have retrained he should have retrained we should have retrained you should have retrained they should have retrained	I should have been retraining you should have been retraining he should have been retraining we should have been retraining you should have been retraining they should have been retraining

Negation

Simple form	V-ing form
I should not retrain you should not retrain he should not retrain we should not retrain you should not retrain they should not retrain	I should not be retraining you should not be retraining he should not be retraining we should not be retraining you should not be retraining they should not be retraining
Perfect	V-ing perfect
I should not have retrained you should not have retrained he should not have retrained we should not have retrained you should not have retrained they should not have retrained	I should not have been retraining you should not have been retraining he should not have been retraining we should not have been retraining you should not have been retraining they should not have been retraining

Interrogative form

Simple form	V-ing form
should I retrain? should you retrain? should he retrain? should we retrain? should you retrain? should they retrain?	should I be retraining? should you be retraining? should he be retraining? should we be retraining? should you be retraining? should they be retraining?
Perfect	V-ing perfect
should I have retrained? should you have retrained? should he have retrained? should we have retrained? should you have retrained? should they have retrained?	should I have been retraining? should you have been retraining? should he have been retraining? should we have been retraining? should you have been retraining? should they have been retraining?

Interro-negative form

Simple form	V-ing form
should I not retrain? should you not retrain? should he not retrain? should we not retrain? should you not retrain? should they not retrain?	should I not be retraining? should you not be retraining? should he not be retraining? should we not be retraining? should you not be retraining? should they not be retraining?
Perfect	V-ing perfect
should I not have retrained? should you not have retrained? should he not have retrained? should we not have retrained? should you not have retrained? should they not have retrained?	should I not have been retraining? should you not have been retraining? should he not have been retraining? should we not have been retraining? should you not have been retraining? should they not have been retraining?