I may preadopt you may preadopt he may preadopt we may preadopt you may preadopt they may preadopt
V-ing form
I may be preadopting you may be preadopting he may be preadopting we may be preadopting you may be preadopting they may be preadopting
Perfect
I may have preadopted you may have preadopted he may have preadopted we may have preadopted you may have preadopted they may have preadopted
V-ing perfect
I may have been preadopting you may have been preadopting he may have been preadopting we may have been preadopting you may have been preadopting they may have been preadopting
Negation
Simple form
I may not preadopt you may not preadopt he may not preadopt we may not preadopt you may not preadopt they may not preadopt
V-ing form
I may not be preadopting you may not be preadopting he may not be preadopting we may not be preadopting you may not be preadopting they may not be preadopting
Perfect
I may not have preadopted you may not have preadopted he may not have preadopted we may not have preadopted you may not have preadopted they may not have preadopted
V-ing perfect
I may not have been preadopting you may not have been preadopting he may not have been preadopting we may not have been preadopting you may not have been preadopting they may not have been preadopting
Interrogative form
Simple form
may I preadopt? may you preadopt? may he preadopt? may we preadopt? may you preadopt? may they preadopt?
V-ing form
may I be preadopting? may you be preadopting? may he be preadopting? may we be preadopting? may you be preadopting? may they be preadopting?
Perfect
may I have preadopted? may you have preadopted? may he have preadopted? may we have preadopted? may you have preadopted? may they have preadopted?
V-ing perfect
may I have been preadopting? may you have been preadopting? may he have been preadopting? may we have been preadopting? may you have been preadopting? may they have been preadopting?
Interro-negative form
Simple form
may I not preadopt? may you not preadopt? may he not preadopt? may we not preadopt? may you not preadopt? may they not preadopt?
V-ing form
may I not be preadopting? may you not be preadopting? may he not be preadopting? may we not be preadopting? may you not be preadopting? may they not be preadopting?
Perfect
may I not have preadopted? may you not have preadopted? may he not have preadopted? may we not have preadopted? may you not have preadopted? may they not have preadopted?
V-ing perfect
may I not have been preadopting? may you not have been preadopting? may he not have been preadopting? may we not have been preadopting? may you not have been preadopting? may they not have been preadopting?