I may measure you may measure she may measure we may measure you may measure they may measure
V-ing form
I may be measuring you may be measuring she may be measuring we may be measuring you may be measuring they may be measuring
Perfect
I may have measured you may have measured she may have measured we may have measured you may have measured they may have measured
V-ing perfect
I may have been measuring you may have been measuring she may have been measuring we may have been measuring you may have been measuring they may have been measuring
Negation
Simple form
I may not measure you may not measure she may not measure we may not measure you may not measure they may not measure
V-ing form
I may not be measuring you may not be measuring she may not be measuring we may not be measuring you may not be measuring they may not be measuring
Perfect
I may not have measured you may not have measured she may not have measured we may not have measured you may not have measured they may not have measured
V-ing perfect
I may not have been measuring you may not have been measuring she may not have been measuring we may not have been measuring you may not have been measuring they may not have been measuring
Interrogative form
Simple form
may I measure? may you measure? may she measure? may we measure? may you measure? may they measure?
V-ing form
may I be measuring? may you be measuring? may she be measuring? may we be measuring? may you be measuring? may they be measuring?
Perfect
may I have measured? may you have measured? may she have measured? may we have measured? may you have measured? may they have measured?
V-ing perfect
may I have been measuring? may you have been measuring? may she have been measuring? may we have been measuring? may you have been measuring? may they have been measuring?
Interro-negative form
Simple form
may I not measure? may you not measure? may she not measure? may we not measure? may you not measure? may they not measure?
V-ing form
may I not be measuring? may you not be measuring? may she not be measuring? may we not be measuring? may you not be measuring? may they not be measuring?
Perfect
may I not have measured? may you not have measured? may she not have measured? may we not have measured? may you not have measured? may they not have measured?
V-ing perfect
may I not have been measuring? may you not have been measuring? may she not have been measuring? may we not have been measuring? may you not have been measuring? may they not have been measuring?