I believed in the mission of Afghanstan in the first place.

从一开始我就相信阿富汗任务的必要性。

普林斯顿公开课 - 国际座谈会课程节选

She starts at the beginning of her day and goes through task after task, chore after chore, project after project

她从一天的开始说起，从一个任务说到另一个任务，从一件杂活说到另一件杂活，从一个项目说到另一个项目。

It sounds like 课堂 - SpeakingMax英语口语达人

That's the assignment. Get busy.

这是任务，开始动手做吧。

麻省理工公开课 - 固态化学导论课程节选

So I set about on two missions, the first was to visit high schools around country and talk to young people about their use of digital technology and second was to go online and began to look closely at websites, chat rooms, internet list that young people were creating.

我为此制定了两个任务，第一个是拜访全国的高中,与年轻人进行交谈,关于他们对电子技术的使用,第二个任务就是上网,开始认真研究那些网站，聊天室，以及年轻人们所创造的网络世界。

麻省理工公开课 - 媒体、教育、市场课程节选