I may congregate you may congregate she may congregate we may congregate you may congregate they may congregate
V-ing form
I may be congregating you may be congregating she may be congregating we may be congregating you may be congregating they may be congregating
Perfect
I may have congregated you may have congregated she 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 she 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 she 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 she 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 she 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 she 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 she congregate? may we congregate? may you congregate? may they congregate?
V-ing form
may I be congregating? may you be congregating? may she be congregating? may we be congregating? may you be congregating? may they be congregating?
Perfect
may I have congregated? may you have congregated? may she 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 she 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 she 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 she 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 she 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 she have been congregating? mayn't we have been congregating? mayn't you have been congregating? mayn't they have been congregating?