He just finished one-eighth part of the task.

他刚完成任务的八分之一。

youdao

I've just finished Chapter 3.

我刚完成第3章。

《牛津词典》

I've just finished my last exam.

我刚结束我的最后一门考试。

youdao

He acted in thirty-one movies. In nineteen fifty-eight, just as he finished making the movie "King Creole."

VOA: special.2010.04.04

Eighteen-year-old John Marbach just finished high school.

VOA: special.2011.05.30

Torgl just finished a 13-hour shift at the Detroit Chrysler plant that President Obama will visit on Friday.

VOA: standard.2010.07.29

The Sun-Times, his tormentor, has just finished a four-part series on the city's revitalised downtown that praised his visionary leadership.

ECONOMIST: A hugely successful mayor begins to be bothered by scandal

Smith, the team's second-leading scorer who had been terrible all series, continued his struggles and finished just 4-of-15 from the floor with 15 points and 10 rebounds.

WSJ: Pacers End Knicks' Season

The last two winners are in Pool Five with Wasps and 2006 champions Munster joined by the Scarlets, who reached the last four last season, and Clermont, who have just finished runners-up in the French championship.

BBC: SPORT | Rugby Union | Wasps handed tough Heineken draw