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