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