English verb conjugation
MAY CATALOGUE

Regular verb: catalogue - catalogued - catalogued

Affirmation

Simple form	V-ing form
I may catalogue you may catalogue he may catalogue we may catalogue you may catalogue they may catalogue	I may be cataloguing you may be cataloguing he may be cataloguing we may be cataloguing you may be cataloguing they may be cataloguing
Perfect	V-ing perfect
I may have catalogued you may have catalogued he may have catalogued we may have catalogued you may have catalogued they may have catalogued	I may have been cataloguing you may have been cataloguing he may have been cataloguing we may have been cataloguing you may have been cataloguing they may have been cataloguing

Negation

Simple form	V-ing form
I mayn't catalogue you mayn't catalogue he mayn't catalogue we mayn't catalogue you mayn't catalogue they mayn't catalogue	I mayn't be cataloguing you mayn't be cataloguing he mayn't be cataloguing we mayn't be cataloguing you mayn't be cataloguing they mayn't be cataloguing
Perfect	V-ing perfect
I mayn't have catalogued you mayn't have catalogued he mayn't have catalogued we mayn't have catalogued you mayn't have catalogued they mayn't have catalogued	I mayn't have been cataloguing you mayn't have been cataloguing he mayn't have been cataloguing we mayn't have been cataloguing you mayn't have been cataloguing they mayn't have been cataloguing

Interrogative form

Simple form	V-ing form
may I catalogue? may you catalogue? may he catalogue? may we catalogue? may you catalogue? may they catalogue?	may I be cataloguing? may you be cataloguing? may he be cataloguing? may we be cataloguing? may you be cataloguing? may they be cataloguing?
Perfect	V-ing perfect
may I have catalogued? may you have catalogued? may he have catalogued? may we have catalogued? may you have catalogued? may they have catalogued?	may I have been cataloguing? may you have been cataloguing? may he have been cataloguing? may we have been cataloguing? may you have been cataloguing? may they have been cataloguing?

Interro-negative form

Simple form	V-ing form
mayn't I catalogue? mayn't you catalogue? mayn't he catalogue? mayn't we catalogue? mayn't you catalogue? mayn't they catalogue?	mayn't I be cataloguing? mayn't you be cataloguing? mayn't he be cataloguing? mayn't we be cataloguing? mayn't you be cataloguing? mayn't they be cataloguing?
Perfect	V-ing perfect
mayn't I have catalogued? mayn't you have catalogued? mayn't he have catalogued? mayn't we have catalogued? mayn't you have catalogued? mayn't they have catalogued?	mayn't I have been cataloguing? mayn't you have been cataloguing? mayn't he have been cataloguing? mayn't we have been cataloguing? mayn't you have been cataloguing? mayn't they have been cataloguing?