English verb conjugation
MAY ATTEND

Regular verb: attend - attended - attended

Affirmation

Simple form	V-ing form
I may attend you may attend he may attend we may attend you may attend they may attend	I may be attending you may be attending he may be attending we may be attending you may be attending they may be attending
Perfect	V-ing perfect
I may have attended you may have attended he may have attended we may have attended you may have attended they may have attended	I may have been attending you may have been attending he may have been attending we may have been attending you may have been attending they may have been attending

Negation

Simple form	V-ing form
I may not attend you may not attend he may not attend we may not attend you may not attend they may not attend	I may not be attending you may not be attending he may not be attending we may not be attending you may not be attending they may not be attending
Perfect	V-ing perfect
I may not have attended you may not have attended he may not have attended we may not have attended you may not have attended they may not have attended	I may not have been attending you may not have been attending he may not have been attending we may not have been attending you may not have been attending they may not have been attending

Interrogative form

Simple form	V-ing form
may I attend? may you attend? may he attend? may we attend? may you attend? may they attend?	may I be attending? may you be attending? may he be attending? may we be attending? may you be attending? may they be attending?
Perfect	V-ing perfect
may I have attended? may you have attended? may he have attended? may we have attended? may you have attended? may they have attended?	may I have been attending? may you have been attending? may he have been attending? may we have been attending? may you have been attending? may they have been attending?

Interro-negative form

Simple form	V-ing form
may I not attend? may you not attend? may he not attend? may we not attend? may you not attend? may they not attend?	may I not be attending? may you not be attending? may he not be attending? may we not be attending? may you not be attending? may they not be attending?
Perfect	V-ing perfect
may I not have attended? may you not have attended? may he not have attended? may we not have attended? may you not have attended? may they not have attended?	may I not have been attending? may you not have been attending? may he not have been attending? may we not have been attending? may you not have been attending? may they not have been attending?