I may distinguish you may distinguish she may distinguish we may distinguish you may distinguish they may distinguish
V-ing form
I may be distinguishing you may be distinguishing she may be distinguishing we may be distinguishing you may be distinguishing they may be distinguishing
Perfect
I may have distinguished you may have distinguished she may have distinguished we may have distinguished you may have distinguished they may have distinguished
V-ing perfect
I may have been distinguishing you may have been distinguishing she may have been distinguishing we may have been distinguishing you may have been distinguishing they may have been distinguishing
Negation
Simple form
I may not distinguish you may not distinguish she may not distinguish we may not distinguish you may not distinguish they may not distinguish
V-ing form
I may not be distinguishing you may not be distinguishing she may not be distinguishing we may not be distinguishing you may not be distinguishing they may not be distinguishing
Perfect
I may not have distinguished you may not have distinguished she may not have distinguished we may not have distinguished you may not have distinguished they may not have distinguished
V-ing perfect
I may not have been distinguishing you may not have been distinguishing she may not have been distinguishing we may not have been distinguishing you may not have been distinguishing they may not have been distinguishing
Interrogative form
Simple form
may I distinguish? may you distinguish? may she distinguish? may we distinguish? may you distinguish? may they distinguish?
V-ing form
may I be distinguishing? may you be distinguishing? may she be distinguishing? may we be distinguishing? may you be distinguishing? may they be distinguishing?
Perfect
may I have distinguished? may you have distinguished? may she have distinguished? may we have distinguished? may you have distinguished? may they have distinguished?
V-ing perfect
may I have been distinguishing? may you have been distinguishing? may she have been distinguishing? may we have been distinguishing? may you have been distinguishing? may they have been distinguishing?
Interro-negative form
Simple form
may I not distinguish? may you not distinguish? may she not distinguish? may we not distinguish? may you not distinguish? may they not distinguish?
V-ing form
may I not be distinguishing? may you not be distinguishing? may she not be distinguishing? may we not be distinguishing? may you not be distinguishing? may they not be distinguishing?
Perfect
may I not have distinguished? may you not have distinguished? may she not have distinguished? may we not have distinguished? may you not have distinguished? may they not have distinguished?
V-ing perfect
may I not have been distinguishing? may you not have been distinguishing? may she not have been distinguishing? may we not have been distinguishing? may you not have been distinguishing? may they not have been distinguishing?