I'm sorry my assignment isn't finished. The thing is, I've had a lot of other work this week.

对不起，我的任务没完成。主要原因是我这星期有许多其他工作要做。

《牛津词典》

I've been working at my assignment all day.

我整天都在做作业。

《牛津词典》

Then I lost my assignment for biology.

然后又把生物作业弄丢了。

youdao

Mulling my assignment, the global economy in 2005, I mused about where Americans focus their attention abroad.

FORBES: Crystal Ball

Then as an afterthought, he asked me what unit I was going to be with on my assignment.

CNN: Digging in with the Marines

My assignment: Spend the weekend in Seattle for a behind the pom-poms look at life as a Seattle Seahawks cheerleader, better known as a Sea Gal.

FORBES: Do You Have What It Takes To Be A Sea Gal?