I was supposed to do some work this weekend but I couldn't be arsed.

这个周末我本应该干点事，不过我不愿去找那个麻烦。

《牛津词典》

That is precisely what I came out of college thinking I was supposed to do.

那正是我大学毕业时认为自己应该做的。

《柯林斯英汉双解大词典》

I was supposed to be writing a letter but I'm afraid I got sidetracked.

我本来应该在写信，但后来恐怕是分心干别的去了。

《牛津词典》

I just got good at it, because I knew I had to hurry because I was supposed to die."

VOA: special.2009.09.16

I guess she planned out or whatever that, I was supposed to meet my wife

我想或许她是计划好，让我遇见我太太的。

从朋友到恋人 - SpeakingMax英语口语达人

You found, I don't remember his stagefright Well, I think there was one moment in his scene like he's standing in front of a crowd, it is supposed to be on a ship, I think.

我不记得他怯场,我想在他镜头中有一次,好想他站在一群人当中，我觉得应该是在一艘船上。

麻省理工公开课 - 电影哲学课程节选

Mr. UMBERTO ALVARADO (Homeless Person): I was supposed to come here and do better.

NPR: New Orleans Offers Jobs, But No Housing

"I was supposed to be the warm-up man - but that storm had other ideas, " he said.

BBC: The hurricane stealing the candidates' thunder

"I was supposed to be doing a lot of interesting work, including several premieres, " the dancer continued.

BBC: Bolshoi ballerina moves to Canada over 'threats'