don't I concretize? don't you concretize? doesn't he concretize? don't we concretize? don't you concretize? don't they concretize?
Present continuous
am I not concretizing? aren't you concretizing? isn't he concretizing? aren't we concretizing? aren't you concretizing? aren't they concretizing?
Preterite
didn't I concretize? didn't you concretize? didn't he concretize? didn't we concretize? didn't you concretize? didn't they concretize?
Preterite continuous
wasn't I concretizing? weren't you concretizing? wasn't he concretizing? weren't we concretizing? weren't you concretizing? weren't they concretizing?
Present perfect
haven't I concretized? haven't you concretized? hasn't he concretized? haven't we concretized? haven't you concretized? haven't they concretized?
Present perfect continuous
haven't I been concretizing? haven't you been concretizing? hasn't he been concretizing? haven't we been concretizing? haven't you been concretizing? haven't they been concretizing?
Pluperfect
hadn't I concretized? hadn't you concretized? hadn't he concretized? hadn't we concretized? hadn't you concretized? hadn't they concretized?
Pluperfect continuous
hadn't I been concretizing? hadn't you been concretizing? hadn't he been concretizing? hadn't we been concretizing? hadn't you been concretizing? hadn't they been concretizing?
Future
won't I concretize? won't you concretize? won't he concretize? won't we concretize? won't you concretize? won't they concretize?
Future continuous
won't I be concretizing? won't you be concretizing? won't he be concretizing? won't we be concretizing? won't you be concretizing? won't they be concretizing?
Future perfect
won't I have concretized? won't you have concretized? won't he have concretized? won't we have concretized? won't you have concretized? won't they have concretized?
Future perfect continuous
won't I have been concretizing? won't you have been concretizing? won't he have been concretizing? won't we have been concretizing? won't you have been concretizing? won't they have been concretizing?
Conditional
Present
wouldn't I concretize? wouldn't you concretize? wouldn't he concretize? wouldn't we concretize? wouldn't you concretize? wouldn't they concretize?
Present continuous
wouldn't I be concretizing? wouldn't you be concretizing? wouldn't he be concretizing? wouldn't we be concretizing? wouldn't you be concretizing? wouldn't they be concretizing?
Past
wouldn't I have concretized? wouldn't you have concretized? wouldn't he have concretized? wouldn't we have concretized? wouldn't you have concretized? wouldn't they have concretized?
Past continuous
wouldn't I have been concretizing? wouldn't you have been concretizing? wouldn't he have been concretizing? wouldn't we have been concretizing? wouldn't you have been concretizing? wouldn't they have been concretizing?