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