I may predate you may predate she may predate we may predate you may predate they may predate
V-ing form
I may be predating you may be predating she may be predating we may be predating you may be predating they may be predating
Perfect
I may have predated you may have predated she may have predated we may have predated you may have predated they may have predated
V-ing perfect
I may have been predating you may have been predating she may have been predating we may have been predating you may have been predating they may have been predating
Negation
Simple form
I mayn't predate you mayn't predate she mayn't predate we mayn't predate you mayn't predate they mayn't predate
V-ing form
I mayn't be predating you mayn't be predating she mayn't be predating we mayn't be predating you mayn't be predating they mayn't be predating
Perfect
I mayn't have predated you mayn't have predated she mayn't have predated we mayn't have predated you mayn't have predated they mayn't have predated
V-ing perfect
I mayn't have been predating you mayn't have been predating she mayn't have been predating we mayn't have been predating you mayn't have been predating they mayn't have been predating
Interrogative form
Simple form
may I predate? may you predate? may she predate? may we predate? may you predate? may they predate?
V-ing form
may I be predating? may you be predating? may she be predating? may we be predating? may you be predating? may they be predating?
Perfect
may I have predated? may you have predated? may she have predated? may we have predated? may you have predated? may they have predated?
V-ing perfect
may I have been predating? may you have been predating? may she have been predating? may we have been predating? may you have been predating? may they have been predating?
Interro-negative form
Simple form
mayn't I predate? mayn't you predate? mayn't she predate? mayn't we predate? mayn't you predate? mayn't they predate?
V-ing form
mayn't I be predating? mayn't you be predating? mayn't she be predating? mayn't we be predating? mayn't you be predating? mayn't they be predating?
Perfect
mayn't I have predated? mayn't you have predated? mayn't she have predated? mayn't we have predated? mayn't you have predated? mayn't they have predated?
V-ing perfect
mayn't I have been predating? mayn't you have been predating? mayn't she have been predating? mayn't we have been predating? mayn't you have been predating? mayn't they have been predating?