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