I may adopt you may adopt he may adopt we may adopt you may adopt they may adopt
V-ing form
I may be adopting you may be adopting he may be adopting we may be adopting you may be adopting they may be adopting
Perfect
I may have adopted you may have adopted he may have adopted we may have adopted you may have adopted they may have adopted
V-ing perfect
I may have been adopting you may have been adopting he may have been adopting we may have been adopting you may have been adopting they may have been adopting
Negation
Simple form
I may not adopt you may not adopt he may not adopt we may not adopt you may not adopt they may not adopt
V-ing form
I may not be adopting you may not be adopting he may not be adopting we may not be adopting you may not be adopting they may not be adopting
Perfect
I may not have adopted you may not have adopted he may not have adopted we may not have adopted you may not have adopted they may not have adopted
V-ing perfect
I may not have been adopting you may not have been adopting he may not have been adopting we may not have been adopting you may not have been adopting they may not have been adopting
Interrogative form
Simple form
may I adopt? may you adopt? may he adopt? may we adopt? may you adopt? may they adopt?
V-ing form
may I be adopting? may you be adopting? may he be adopting? may we be adopting? may you be adopting? may they be adopting?
Perfect
may I have adopted? may you have adopted? may he have adopted? may we have adopted? may you have adopted? may they have adopted?
V-ing perfect
may I have been adopting? may you have been adopting? may he have been adopting? may we have been adopting? may you have been adopting? may they have been adopting?
Interro-negative form
Simple form
may I not adopt? may you not adopt? may he not adopt? may we not adopt? may you not adopt? may they not adopt?
V-ing form
may I not be adopting? may you not be adopting? may he not be adopting? may we not be adopting? may you not be adopting? may they not be adopting?
Perfect
may I not have adopted? may you not have adopted? may he not have adopted? may we not have adopted? may you not have adopted? may they not have adopted?
V-ing perfect
may I not have been adopting? may you not have been adopting? may he not have been adopting? may we not have been adopting? may you not have been adopting? may they not have been adopting?