I. tough [tʌf] 形
1. tough (strong):
2. tough (hardy):
3. tough (stringent):
4. tough (hard to cut):
5. tough (difficult):
7. tough 俗 (unlucky):
tough 形
| I | tough |
|---|---|
| you | tough |
| he/she/it | toughs |
| we | tough |
| you | tough |
| they | tough |
| I | toughed |
|---|---|
| you | toughed |
| he/she/it | toughed |
| we | toughed |
| you | toughed |
| they | toughed |
| I | have | toughed |
|---|---|---|
| you | have | toughed |
| he/she/it | has | toughed |
| we | have | toughed |
| you | have | toughed |
| they | have | toughed |
| I | had | toughed |
|---|---|---|
| you | had | toughed |
| he/she/it | had | toughed |
| we | had | toughed |
| you | had | toughed |
| they | had | toughed |