English verb conjugation
MAY LAST

Regular verb: last - lasted - lasted

Affirmation

Simple form	V-ing form
I may last you may last he may last we may last you may last they may last	I may be lasting you may be lasting he may be lasting we may be lasting you may be lasting they may be lasting
Perfect	V-ing perfect
I may have lasted you may have lasted he may have lasted we may have lasted you may have lasted they may have lasted	I may have been lasting you may have been lasting he may have been lasting we may have been lasting you may have been lasting they may have been lasting

Negation

Simple form	V-ing form
I may not last you may not last he may not last we may not last you may not last they may not last	I may not be lasting you may not be lasting he may not be lasting we may not be lasting you may not be lasting they may not be lasting
Perfect	V-ing perfect
I may not have lasted you may not have lasted he may not have lasted we may not have lasted you may not have lasted they may not have lasted	I may not have been lasting you may not have been lasting he may not have been lasting we may not have been lasting you may not have been lasting they may not have been lasting

Interrogative form

Simple form	V-ing form
may I last? may you last? may he last? may we last? may you last? may they last?	may I be lasting? may you be lasting? may he be lasting? may we be lasting? may you be lasting? may they be lasting?
Perfect	V-ing perfect
may I have lasted? may you have lasted? may he have lasted? may we have lasted? may you have lasted? may they have lasted?	may I have been lasting? may you have been lasting? may he have been lasting? may we have been lasting? may you have been lasting? may they have been lasting?

Interro-negative form

Simple form	V-ing form
may I not last? may you not last? may he not last? may we not last? may you not last? may they not last?	may I not be lasting? may you not be lasting? may he not be lasting? may we not be lasting? may you not be lasting? may they not be lasting?
Perfect	V-ing perfect
may I not have lasted? may you not have lasted? may he not have lasted? may we not have lasted? may you not have lasted? may they not have lasted?	may I not have been lasting? may you not have been lasting? may he not have been lasting? may we not have been lasting? may you not have been lasting? may they not have been lasting?