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