I don't preserve you don't preserve he doesn't preserve we don't preserve you don't preserve they don't preserve
Present continuous
I'm not preserving you aren't preserving he isn't preserving we aren't preserving you aren't preserving they aren't preserving
Preterite
I didn't preserve you didn't preserve he didn't preserve we didn't preserve you didn't preserve they didn't preserve
Preterite continuous
I wasn't preserving you weren't preserving he wasn't preserving we weren't preserving you weren't preserving they weren't preserving
Present perfect
I haven't preserved you haven't preserved he hasn't preserved we haven't preserved you haven't preserved they haven't preserved
Present perfect continuous
I haven't been preserving you haven't been preserving he hasn't been preserving we haven't been preserving you haven't been preserving they haven't been preserving
Pluperfect
I hadn't preserved you hadn't preserved he hadn't preserved we hadn't preserved you hadn't preserved they hadn't preserved
Pluperfect continuous
I hadn't been preserving you hadn't been preserving he hadn't been preserving we hadn't been preserving you hadn't been preserving they hadn't been preserving
Future
I won't preserve you won't preserve he won't preserve we won't preserve you won't preserve they won't preserve
Future continuous
I won't be preserving you won't be preserving he won't be preserving we won't be preserving you won't be preserving they won't be preserving
Future perfect
I won't have preserved you won't have preserved he won't have preserved we won't have preserved you won't have preserved they won't have preserved
Future perfect continuous
I won't have been preserving you won't have been preserving he won't have been preserving we won't have been preserving you won't have been preserving they won't have been preserving
Conditional
Present
I wouldn't preserve you wouldn't preserve he wouldn't preserve we wouldn't preserve you wouldn't preserve they wouldn't preserve
Present continuous
I wouldn't be preserving you wouldn't be preserving he wouldn't be preserving we wouldn't be preserving you wouldn't be preserving they wouldn't be preserving
Past
I wouldn't have preserved you wouldn't have preserved he wouldn't have preserved we wouldn't have preserved you wouldn't have preserved they wouldn't have preserved
Past continuous
I wouldn't have been preserving you wouldn't have been preserving he wouldn't have been preserving we wouldn't have been preserving you wouldn't have been preserving they wouldn't have been preserving
Imperative
Imperative
do not preserve Let's not preserve do not preserve