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