I. circulate [ˈsɜːkjʊleıt] 动词 不及物动词
| I | circulate | 
|---|---|
| you | circulate | 
| he/she/it | circulates | 
| we | circulate | 
| you | circulate | 
| they | circulate | 
| I | circulated | 
|---|---|
| you | circulated | 
| he/she/it | circulated | 
| we | circulated | 
| you | circulated | 
| they | circulated | 
| I | have | circulated | 
|---|---|---|
| you | have | circulated | 
| he/she/it | has | circulated | 
| we | have | circulated | 
| you | have | circulated | 
| they | have | circulated | 
| I | had | circulated | 
|---|---|---|
| you | had | circulated | 
| he/she/it | had | circulated | 
| we | had | circulated | 
| you | had | circulated | 
| they | had | circulated | 
