English verb conjugation
MAY ENDORSE

Regular verb: endorse - endorsed - endorsed

Affirmation

Simple form	V-ing form
I may endorse you may endorse he may endorse we may endorse you may endorse they may endorse	I may be endorsing you may be endorsing he may be endorsing we may be endorsing you may be endorsing they may be endorsing
Perfect	V-ing perfect
I may have endorsed you may have endorsed he may have endorsed we may have endorsed you may have endorsed they may have endorsed	I may have been endorsing you may have been endorsing he may have been endorsing we may have been endorsing you may have been endorsing they may have been endorsing

Negation

Simple form	V-ing form
I may not endorse you may not endorse he may not endorse we may not endorse you may not endorse they may not endorse	I may not be endorsing you may not be endorsing he may not be endorsing we may not be endorsing you may not be endorsing they may not be endorsing
Perfect	V-ing perfect
I may not have endorsed you may not have endorsed he may not have endorsed we may not have endorsed you may not have endorsed they may not have endorsed	I may not have been endorsing you may not have been endorsing he may not have been endorsing we may not have been endorsing you may not have been endorsing they may not have been endorsing

Interrogative form

Simple form	V-ing form
may I endorse? may you endorse? may he endorse? may we endorse? may you endorse? may they endorse?	may I be endorsing? may you be endorsing? may he be endorsing? may we be endorsing? may you be endorsing? may they be endorsing?
Perfect	V-ing perfect
may I have endorsed? may you have endorsed? may he have endorsed? may we have endorsed? may you have endorsed? may they have endorsed?	may I have been endorsing? may you have been endorsing? may he have been endorsing? may we have been endorsing? may you have been endorsing? may they have been endorsing?

Interro-negative form

Simple form	V-ing form
may I not endorse? may you not endorse? may he not endorse? may we not endorse? may you not endorse? may they not endorse?	may I not be endorsing? may you not be endorsing? may he not be endorsing? may we not be endorsing? may you not be endorsing? may they not be endorsing?
Perfect	V-ing perfect
may I not have endorsed? may you not have endorsed? may he not have endorsed? may we not have endorsed? may you not have endorsed? may they not have endorsed?	may I not have been endorsing? may you not have been endorsing? may he not have been endorsing? may we not have been endorsing? may you not have been endorsing? may they not have been endorsing?