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