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