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