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