may catalog
Regular verb: catalog - cataloged- cataloged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may catalog
you may catalog
he may catalog
we may catalog
you may catalog
they may catalog 	I may be cataloging
you may be cataloging
he may be cataloging
we may be cataloging
you may be cataloging
they may be cataloging	I may have cataloged
you may have cataloged
he may have cataloged
we may have cataloged
you may have cataloged
they may have cataloged	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 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't catalog
you mayn't catalog
he mayn't catalog
we mayn't catalog
you mayn't catalog
they mayn't catalog 	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	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	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 	V-ing form 	Perfect 	V-ing perfect 	
may I catalog?
may you catalog?
may he catalog?
may we catalog?
may you catalog?
may they catalog? 	may I be cataloging?
may you be cataloging?
may he be cataloging?
may we be cataloging?
may you be cataloging?
may they be cataloging? 	may I have cataloged?
may you have cataloged?
may he have cataloged?
may we have cataloged?
may you have cataloged?
may they have cataloged? 	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 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I catalog?
mayn't you catalog?
mayn't he catalog?
mayn't we catalog?
mayn't you catalog?
mayn't they catalog? 	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? 	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? 	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?