I don't staple you don't staple he doesn't staple we don't staple you don't staple they don't staple
Present continuous
I'm not stapling you aren't stapling he isn't stapling we aren't stapling you aren't stapling they aren't stapling
Preterite
I didn't staple you didn't staple he didn't staple we didn't staple you didn't staple they didn't staple
Preterite continuous
I wasn't stapling you weren't stapling he wasn't stapling we weren't stapling you weren't stapling they weren't stapling
Present perfect
I haven't stapled you haven't stapled he hasn't stapled we haven't stapled you haven't stapled they haven't stapled
Present perfect continuous
I haven't been stapling you haven't been stapling he hasn't been stapling we haven't been stapling you haven't been stapling they haven't been stapling
Pluperfect
I hadn't stapled you hadn't stapled he hadn't stapled we hadn't stapled you hadn't stapled they hadn't stapled
Pluperfect continuous
I hadn't been stapling you hadn't been stapling he hadn't been stapling we hadn't been stapling you hadn't been stapling they hadn't been stapling
Future
I won't staple you won't staple he won't staple we won't staple you won't staple they won't staple
Future continuous
I won't be stapling you won't be stapling he won't be stapling we won't be stapling you won't be stapling they won't be stapling
Future perfect
I won't have stapled you won't have stapled he won't have stapled we won't have stapled you won't have stapled they won't have stapled
Future perfect continuous
I won't have been stapling you won't have been stapling he won't have been stapling we won't have been stapling you won't have been stapling they won't have been stapling
Conditional
Present
I wouldn't staple you wouldn't staple he wouldn't staple we wouldn't staple you wouldn't staple they wouldn't staple
Present continuous
I wouldn't be stapling you wouldn't be stapling he wouldn't be stapling we wouldn't be stapling you wouldn't be stapling they wouldn't be stapling
Past
I wouldn't have stapled you wouldn't have stapled he wouldn't have stapled we wouldn't have stapled you wouldn't have stapled they wouldn't have stapled
Past continuous
I wouldn't have been stapling you wouldn't have been stapling he wouldn't have been stapling we wouldn't have been stapling you wouldn't have been stapling they wouldn't have been stapling