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