I may ad-lib you may ad-lib he may ad-lib we may ad-lib you may ad-lib they may ad-lib
V-ing form
I may be ad-libing you may be ad-libing he may be ad-libing we may be ad-libing you may be ad-libing they may be ad-libing
Perfect
I may have ad-libed you may have ad-libed he may have ad-libed we may have ad-libed you may have ad-libed they may have ad-libed
V-ing perfect
I may have been ad-libing you may have been ad-libing he may have been ad-libing we may have been ad-libing you may have been ad-libing they may have been ad-libing
Negation
Simple form
I may not ad-lib you may not ad-lib he may not ad-lib we may not ad-lib you may not ad-lib they may not ad-lib
V-ing form
I may not be ad-libing you may not be ad-libing he may not be ad-libing we may not be ad-libing you may not be ad-libing they may not be ad-libing
Perfect
I may not have ad-libed you may not have ad-libed he may not have ad-libed we may not have ad-libed you may not have ad-libed they may not have ad-libed
V-ing perfect
I may not have been ad-libing you may not have been ad-libing he may not have been ad-libing we may not have been ad-libing you may not have been ad-libing they may not have been ad-libing
Interrogative form
Simple form
may I ad-lib? may you ad-lib? may he ad-lib? may we ad-lib? may you ad-lib? may they ad-lib?
V-ing form
may I be ad-libing? may you be ad-libing? may he be ad-libing? may we be ad-libing? may you be ad-libing? may they be ad-libing?
Perfect
may I have ad-libed? may you have ad-libed? may he have ad-libed? may we have ad-libed? may you have ad-libed? may they have ad-libed?
V-ing perfect
may I have been ad-libing? may you have been ad-libing? may he have been ad-libing? may we have been ad-libing? may you have been ad-libing? may they have been ad-libing?
Interro-negative form
Simple form
may I not ad-lib? may you not ad-lib? may he not ad-lib? may we not ad-lib? may you not ad-lib? may they not ad-lib?
V-ing form
may I not be ad-libing? may you not be ad-libing? may he not be ad-libing? may we not be ad-libing? may you not be ad-libing? may they not be ad-libing?
Perfect
may I not have ad-libed? may you not have ad-libed? may he not have ad-libed? may we not have ad-libed? may you not have ad-libed? may they not have ad-libed?
V-ing perfect
may I not have been ad-libing? may you not have been ad-libing? may he not have been ad-libing? may we not have been ad-libing? may you not have been ad-libing? may they not have been ad-libing?