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