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