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