I may concatenate you may concatenate she may concatenate we may concatenate you may concatenate they may concatenate
V-ing form
I may be concatenating you may be concatenating she may be concatenating we may be concatenating you may be concatenating they may be concatenating
Perfect
I may have concatenated you may have concatenated she may have concatenated we may have concatenated you may have concatenated they may have concatenated
V-ing perfect
I may have been concatenating you may have been concatenating she may have been concatenating we may have been concatenating you may have been concatenating they may have been concatenating
Negation
Simple form
I mayn't concatenate you mayn't concatenate she mayn't concatenate we mayn't concatenate you mayn't concatenate they mayn't concatenate
V-ing form
I mayn't be concatenating you mayn't be concatenating she mayn't be concatenating we mayn't be concatenating you mayn't be concatenating they mayn't be concatenating
Perfect
I mayn't have concatenated you mayn't have concatenated she mayn't have concatenated we mayn't have concatenated you mayn't have concatenated they mayn't have concatenated
V-ing perfect
I mayn't have been concatenating you mayn't have been concatenating she mayn't have been concatenating we mayn't have been concatenating you mayn't have been concatenating they mayn't have been concatenating
Interrogative form
Simple form
may I concatenate? may you concatenate? may she concatenate? may we concatenate? may you concatenate? may they concatenate?
V-ing form
may I be concatenating? may you be concatenating? may she be concatenating? may we be concatenating? may you be concatenating? may they be concatenating?
Perfect
may I have concatenated? may you have concatenated? may she have concatenated? may we have concatenated? may you have concatenated? may they have concatenated?
V-ing perfect
may I have been concatenating? may you have been concatenating? may she have been concatenating? may we have been concatenating? may you have been concatenating? may they have been concatenating?
Interro-negative form
Simple form
mayn't I concatenate? mayn't you concatenate? mayn't she concatenate? mayn't we concatenate? mayn't you concatenate? mayn't they concatenate?
V-ing form
mayn't I be concatenating? mayn't you be concatenating? mayn't she be concatenating? mayn't we be concatenating? mayn't you be concatenating? mayn't they be concatenating?
Perfect
mayn't I have concatenated? mayn't you have concatenated? mayn't she have concatenated? mayn't we have concatenated? mayn't you have concatenated? mayn't they have concatenated?
V-ing perfect
mayn't I have been concatenating? mayn't you have been concatenating? mayn't she have been concatenating? mayn't we have been concatenating? mayn't you have been concatenating? mayn't they have been concatenating?