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