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