undertook [ˌʌndəˈtʊk]
| I | undertake |
|---|---|
| you | undertake |
| he/she/it | undertakes |
| we | undertake |
| you | undertake |
| they | undertake |
| I | undertook |
|---|---|
| you | undertook |
| he/she/it | undertook |
| we | undertook |
| you | undertook |
| they | undertook |
| I | have | undertaken |
|---|---|---|
| you | have | undertaken |
| he/she/it | has | undertaken |
| we | have | undertaken |
| you | have | undertaken |
| they | have | undertaken |
| I | had | undertaken |
|---|---|---|
| you | had | undertaken |
| he/she/it | had | undertaken |
| we | had | undertaken |
| you | had | undertaken |
| they | had | undertaken |
单语范例（未经PONS编辑处理）
His works are characterized by a marked sympathy for the underdog, a dislike of authority, and with homage to traditional, popular virtues.
en.wikipedia.org And they are underdogs, men who otherwise might have no business in the game.
en.wikipedia.org He was a 4-to-1 underdog going into the fight.
en.wikipedia.org My songs always goes to the underdog to the worker.
en.wikipedia.org As the underdog, some players saw a miracle on the horizon.
en.wikipedia.org