| I | smoke | 
|---|---|
| you | smoke | 
| he/she/it | smokes | 
| we | smoke | 
| you | smoke | 
| they | smoke | 
| I | smoked | 
|---|---|
| you | smoked | 
| he/she/it | smoked | 
| we | smoked | 
| you | smoked | 
| they | smoked | 
| I | have | smoked | 
|---|---|---|
| you | have | smoked | 
| he/she/it | has | smoked | 
| we | have | smoked | 
| you | have | smoked | 
| they | have | smoked | 
| I | had | smoked | 
|---|---|---|
| you | had | smoked | 
| he/she/it | had | smoked | 
| we | had | smoked | 
| you | had | smoked | 
| they | had | smoked | 
