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 may not lip-read you may not lip-read he may not lip-read we may not lip-read you may not lip-read they may not lip-read
V-ing form
I may not be lip-reading you may not be lip-reading he may not be lip-reading we may not be lip-reading you may not be lip-reading they may not be lip-reading
Perfect
I may not have lip-readed you may not have lip-readed he may not have lip-readed we may not have lip-readed you may not have lip-readed they may not have lip-readed
V-ing perfect
I may not have been lip-reading you may not have been lip-reading he may not have been lip-reading we may not have been lip-reading you may not have been lip-reading they may not 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
may I not lip-read? may you not lip-read? may he not lip-read? may we not lip-read? may you not lip-read? may they not lip-read?
V-ing form
may I not be lip-reading? may you not be lip-reading? may he not be lip-reading? may we not be lip-reading? may you not be lip-reading? may they not be lip-reading?
Perfect
may I not have lip-readed? may you not have lip-readed? may he not have lip-readed? may we not have lip-readed? may you not have lip-readed? may they not have lip-readed?
V-ing perfect
may I not have been lip-reading? may you not have been lip-reading? may he not have been lip-reading? may we not have been lip-reading? may you not have been lip-reading? may they not have been lip-reading?