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