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