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