I'll work hard. I don't want to let him down.

我会努力工作。我不想让他失望。

《柯林斯英汉双解大词典》

I'll work where You've put me.

我愿留在你安置我的地方。

youdao

I'll work really hard.

我会勤恳学习。

youdao

"They'll work it out. I mean,these Chinese girls, there's some skill out there.

VOA: standard.2010.02.15

Very nice. OK, I'll work on that.

很好的建议嘛，看来同志我尚需努力。

普林斯顿公开课 - 人性课程节选

I'll work really hard.

我会勤恳学习。

耶鲁公开课 - 心理学导论课程节选

"Come out and vote for me on Tuesday, I'll work my heart out for you, " she said.

CNN: Clinton: 'Think about this as a hiring decision'

And I'll work to strengthen spousal protections to ensure that widows and qualified divorced widows receive the retirement benefits they are due.

CNN: Clinton's October 9, 2007 speech on retirement security

And you know what, I'll work with anybody who wants to continue to work -- whether it's the state level or the federal level -- to continue to improve this law.

WHITEHOUSE: Remarks by the President at a Campaign Event