I may catalog you may catalog he may catalog we may catalog you may catalog they may catalog
V-ing form
I may be cataloging you may be cataloging he may be cataloging we may be cataloging you may be cataloging they may be cataloging
Perfect
I may have cataloged you may have cataloged he may have cataloged we may have cataloged you may have cataloged they may have cataloged
V-ing perfect
I may have been cataloging you may have been cataloging he may have been cataloging we may have been cataloging you may have been cataloging they may have been cataloging
Negation
Simple form
I mayn't catalog you mayn't catalog he mayn't catalog we mayn't catalog you mayn't catalog they mayn't catalog
V-ing form
I mayn't be cataloging you mayn't be cataloging he mayn't be cataloging we mayn't be cataloging you mayn't be cataloging they mayn't be cataloging
Perfect
I mayn't have cataloged you mayn't have cataloged he mayn't have cataloged we mayn't have cataloged you mayn't have cataloged they mayn't have cataloged
V-ing perfect
I mayn't have been cataloging you mayn't have been cataloging he mayn't have been cataloging we mayn't have been cataloging you mayn't have been cataloging they mayn't have been cataloging
Interrogative form
Simple form
may I catalog? may you catalog? may he catalog? may we catalog? may you catalog? may they catalog?
V-ing form
may I be cataloging? may you be cataloging? may he be cataloging? may we be cataloging? may you be cataloging? may they be cataloging?
Perfect
may I have cataloged? may you have cataloged? may he have cataloged? may we have cataloged? may you have cataloged? may they have cataloged?
V-ing perfect
may I have been cataloging? may you have been cataloging? may he have been cataloging? may we have been cataloging? may you have been cataloging? may they have been cataloging?
Interro-negative form
Simple form
mayn't I catalog? mayn't you catalog? mayn't he catalog? mayn't we catalog? mayn't you catalog? mayn't they catalog?
V-ing form
mayn't I be cataloging? mayn't you be cataloging? mayn't he be cataloging? mayn't we be cataloging? mayn't you be cataloging? mayn't they be cataloging?
Perfect
mayn't I have cataloged? mayn't you have cataloged? mayn't he have cataloged? mayn't we have cataloged? mayn't you have cataloged? mayn't they have cataloged?
V-ing perfect
mayn't I have been cataloging? mayn't you have been cataloging? mayn't he have been cataloging? mayn't we have been cataloging? mayn't you have been cataloging? mayn't they have been cataloging?