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