| I | adulterate | 
|---|---|
| you | adulterate | 
| he/she/it | adulterates | 
| we | adulterate | 
| you | adulterate | 
| they | adulterate | 
| I | adulterated | 
|---|---|
| you | adulterated | 
| he/she/it | adulterated | 
| we | adulterated | 
| you | adulterated | 
| they | adulterated | 
| I | have | adulterated | 
|---|---|---|
| you | have | adulterated | 
| he/she/it | has | adulterated | 
| we | have | adulterated | 
| you | have | adulterated | 
| they | have | adulterated | 
| I | had | adulterated | 
|---|---|---|
| you | had | adulterated | 
| he/she/it | had | adulterated | 
| we | had | adulterated | 
| you | had | adulterated | 
| they | had | adulterated | 
