I may lipread you may lipread he may lipread we may lipread you may lipread they may lipread
V-ing form
I may be lipreading you may be lipreading he may be lipreading we may be lipreading you may be lipreading they may be lipreading
Perfect
I may have lipread you may have lipread he may have lipread we may have lipread you may have lipread they may have lipread
V-ing perfect
I may have been lipreading you may have been lipreading he may have been lipreading we may have been lipreading you may have been lipreading they may have been lipreading
Negation
Simple form
I may not lipread you may not lipread he may not lipread we may not lipread you may not lipread they may not lipread
V-ing form
I may not be lipreading you may not be lipreading he may not be lipreading we may not be lipreading you may not be lipreading they may not be lipreading
Perfect
I may not have lipread you may not have lipread he may not have lipread we may not have lipread you may not have lipread they may not have lipread
V-ing perfect
I may not have been lipreading you may not have been lipreading he may not have been lipreading we may not have been lipreading you may not have been lipreading they may not have been lipreading
Interrogative form
Simple form
may I lipread? may you lipread? may he lipread? may we lipread? may you lipread? may they lipread?
V-ing form
may I be lipreading? may you be lipreading? may he be lipreading? may we be lipreading? may you be lipreading? may they be lipreading?
Perfect
may I have lipread? may you have lipread? may he have lipread? may we have lipread? may you have lipread? may they have lipread?
V-ing perfect
may I have been lipreading? may you have been lipreading? may he have been lipreading? may we have been lipreading? may you have been lipreading? may they have been lipreading?
Interro-negative form
Simple form
may I not lipread? may you not lipread? may he not lipread? may we not lipread? may you not lipread? may they not lipread?
V-ing form
may I not be lipreading? may you not be lipreading? may he not be lipreading? may we not be lipreading? may you not be lipreading? may they not be lipreading?
Perfect
may I not have lipread? may you not have lipread? may he not have lipread? may we not have lipread? may you not have lipread? may they not have lipread?
V-ing perfect
may I not have been lipreading? may you not have been lipreading? may he not have been lipreading? may we not have been lipreading? may you not have been lipreading? may they not have been lipreading?