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