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