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