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