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