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