English verb conjugation
MAY RETRAIN

Regular verb: retrain - retrained - retrained

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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