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