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