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