I may concretize you may concretize he may concretize we may concretize you may concretize they may concretize
V-ing form
I may be concretizing you may be concretizing he may be concretizing we may be concretizing you may be concretizing they may be concretizing
Perfect
I may have concretized you may have concretized he may have concretized we may have concretized you may have concretized they may have concretized
V-ing perfect
I may have been concretizing you may have been concretizing he may have been concretizing we may have been concretizing you may have been concretizing they may have been concretizing
Negation
Simple form
I mayn't concretize you mayn't concretize he mayn't concretize we mayn't concretize you mayn't concretize they mayn't concretize
V-ing form
I mayn't be concretizing you mayn't be concretizing he mayn't be concretizing we mayn't be concretizing you mayn't be concretizing they mayn't be concretizing
Perfect
I mayn't have concretized you mayn't have concretized he mayn't have concretized we mayn't have concretized you mayn't have concretized they mayn't have concretized
V-ing perfect
I mayn't have been concretizing you mayn't have been concretizing he mayn't have been concretizing we mayn't have been concretizing you mayn't have been concretizing they mayn't have been concretizing
Interrogative form
Simple form
may I concretize? may you concretize? may he concretize? may we concretize? may you concretize? may they concretize?
V-ing form
may I be concretizing? may you be concretizing? may he be concretizing? may we be concretizing? may you be concretizing? may they be concretizing?
Perfect
may I have concretized? may you have concretized? may he have concretized? may we have concretized? may you have concretized? may they have concretized?
V-ing perfect
may I have been concretizing? may you have been concretizing? may he have been concretizing? may we have been concretizing? may you have been concretizing? may they have been concretizing?
Interro-negative form
Simple form
mayn't I concretize? mayn't you concretize? mayn't he concretize? mayn't we concretize? mayn't you concretize? mayn't they concretize?
V-ing form
mayn't I be concretizing? mayn't you be concretizing? mayn't he be concretizing? mayn't we be concretizing? mayn't you be concretizing? mayn't they be concretizing?
Perfect
mayn't I have concretized? mayn't you have concretized? mayn't he have concretized? mayn't we have concretized? mayn't you have concretized? mayn't they have concretized?
V-ing perfect
mayn't I have been concretizing? mayn't you have been concretizing? mayn't he have been concretizing? mayn't we have been concretizing? mayn't you have been concretizing? mayn't they have been concretizing?