English verb conjugation
MAY ABSTAIN

Regular verb: abstain - abstained - abstained

Affirmation

Simple form	V-ing form
I may abstain you may abstain he may abstain we may abstain you may abstain they may abstain	I may be abstaining you may be abstaining he may be abstaining we may be abstaining you may be abstaining they may be abstaining
Perfect	V-ing perfect
I may have abstained you may have abstained he may have abstained we may have abstained you may have abstained they may have abstained	I may have been abstaining you may have been abstaining he may have been abstaining we may have been abstaining you may have been abstaining they may have been abstaining

Negation

Simple form	V-ing form
I may not abstain you may not abstain he may not abstain we may not abstain you may not abstain they may not abstain	I may not be abstaining you may not be abstaining he may not be abstaining we may not be abstaining you may not be abstaining they may not be abstaining
Perfect	V-ing perfect
I may not have abstained you may not have abstained he may not have abstained we may not have abstained you may not have abstained they may not have abstained	I may not have been abstaining you may not have been abstaining he may not have been abstaining we may not have been abstaining you may not have been abstaining they may not have been abstaining

Interrogative form

Simple form	V-ing form
may I abstain? may you abstain? may he abstain? may we abstain? may you abstain? may they abstain?	may I be abstaining? may you be abstaining? may he be abstaining? may we be abstaining? may you be abstaining? may they be abstaining?
Perfect	V-ing perfect
may I have abstained? may you have abstained? may he have abstained? may we have abstained? may you have abstained? may they have abstained?	may I have been abstaining? may you have been abstaining? may he have been abstaining? may we have been abstaining? may you have been abstaining? may they have been abstaining?

Interro-negative form

Simple form	V-ing form
may I not abstain? may you not abstain? may he not abstain? may we not abstain? may you not abstain? may they not abstain?	may I not be abstaining? may you not be abstaining? may he not be abstaining? may we not be abstaining? may you not be abstaining? may they not be abstaining?
Perfect	V-ing perfect
may I not have abstained? may you not have abstained? may he not have abstained? may we not have abstained? may you not have abstained? may they not have abstained?	may I not have been abstaining? may you not have been abstaining? may he not have been abstaining? may we not have been abstaining? may you not have been abstaining? may they not have been abstaining?