I may lip-read you may lip-read he may lip-read we may lip-read you may lip-read they may lip-read
V-ing form
I may be lip-reading you may be lip-reading he may be lip-reading we may be lip-reading you may be lip-reading they may be lip-reading
Perfect
I may have lip-readed you may have lip-readed he may have lip-readed we may have lip-readed you may have lip-readed they may have lip-readed
V-ing perfect
I may have been lip-reading you may have been lip-reading he may have been lip-reading we may have been lip-reading you may have been lip-reading they may have been lip-reading
Negation
Simple form
I mayn't lip-read you mayn't lip-read he mayn't lip-read we mayn't lip-read you mayn't lip-read they mayn't lip-read
V-ing form
I mayn't be lip-reading you mayn't be lip-reading he mayn't be lip-reading we mayn't be lip-reading you mayn't be lip-reading they mayn't be lip-reading
Perfect
I mayn't have lip-readed you mayn't have lip-readed he mayn't have lip-readed we mayn't have lip-readed you mayn't have lip-readed they mayn't have lip-readed
V-ing perfect
I mayn't have been lip-reading you mayn't have been lip-reading he mayn't have been lip-reading we mayn't have been lip-reading you mayn't have been lip-reading they mayn't have been lip-reading
Interrogative form
Simple form
may I lip-read? may you lip-read? may he lip-read? may we lip-read? may you lip-read? may they lip-read?
V-ing form
may I be lip-reading? may you be lip-reading? may he be lip-reading? may we be lip-reading? may you be lip-reading? may they be lip-reading?
Perfect
may I have lip-readed? may you have lip-readed? may he have lip-readed? may we have lip-readed? may you have lip-readed? may they have lip-readed?
V-ing perfect
may I have been lip-reading? may you have been lip-reading? may he have been lip-reading? may we have been lip-reading? may you have been lip-reading? may they have been lip-reading?
Interro-negative form
Simple form
mayn't I lip-read? mayn't you lip-read? mayn't he lip-read? mayn't we lip-read? mayn't you lip-read? mayn't they lip-read?
V-ing form
mayn't I be lip-reading? mayn't you be lip-reading? mayn't he be lip-reading? mayn't we be lip-reading? mayn't you be lip-reading? mayn't they be lip-reading?
Perfect
mayn't I have lip-readed? mayn't you have lip-readed? mayn't he have lip-readed? mayn't we have lip-readed? mayn't you have lip-readed? mayn't they have lip-readed?
V-ing perfect
mayn't I have been lip-reading? mayn't you have been lip-reading? mayn't he have been lip-reading? mayn't we have been lip-reading? mayn't you have been lip-reading? mayn't they have been lip-reading?