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