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