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