I. develop [dıˈveləp] 动词 trans
| I | develop | 
|---|---|
| you | develop | 
| he/she/it | develops | 
| we | develop | 
| you | develop | 
| they | develop | 
| I | developed | 
|---|---|
| you | developed | 
| he/she/it | developed | 
| we | developed | 
| you | developed | 
| they | developed | 
| I | have | developed | 
|---|---|---|
| you | have | developed | 
| he/she/it | has | developed | 
| we | have | developed | 
| you | have | developed | 
| they | have | developed | 
| I | had | developed | 
|---|---|---|
| you | had | developed | 
| he/she/it | had | developed | 
| we | had | developed | 
| you | had | developed | 
| they | had | developed |