I. trouble [ˈtrʌbl] 动词 trans
III. trouble [ˈtrʌbl] 名词
3. trouble:
| I | trouble | 
|---|---|
| you | trouble | 
| he/she/it | troubles | 
| we | trouble | 
| you | trouble | 
| they | trouble | 
| I | troubled | 
|---|---|
| you | troubled | 
| he/she/it | troubled | 
| we | troubled | 
| you | troubled | 
| they | troubled | 
| I | have | troubled | 
|---|---|---|
| you | have | troubled | 
| he/she/it | has | troubled | 
| we | have | troubled | 
| you | have | troubled | 
| they | have | troubled | 
| I | had | troubled | 
|---|---|---|
| you | had | troubled | 
| he/she/it | had | troubled | 
| we | had | troubled | 
| you | had | troubled | 
| they | had | troubled | 
