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