Why should you work so hard for these people?

你何必替这种人卖力？

《新英汉大辞典》

You ought not to work so hard.

你不应该这么拼命工作。

youdao

W: You shouldn't work so hard.

W：你不要这么拼命的工作。

youdao

"There are so many people who work so hard everyday but they can't realize the benefits of that hard work to the extent that they should."

VOA: standard.2009.11.03

This is the remarkable thing about so many of Milton's similes: they're always bursting out of whatever critical or theological constraints that we work so hard to impose on them.

这是弥尔顿的比喻中的亮点：,它们总是能从我们强加的,无论多批判多神学的束缚中,挣脱出来。

耶鲁公开课 - 弥尔顿课程节选

You need to stop making me work so hard.

你不要再让我这么拼命地工作了。

so that 实战 - SpeakingMax英语口语达人

Ms. AL-SUWAIJ: There is always a hope, and we are trying to work so hard to achieve that.

NPR: Iraqi Women Fight for Rights in New Constitution

It is also a victory for all the grass roots organizations and activists who work so hard to improve access to healthy food for everyone.

WHITEHOUSE: Bringing Healthy, Affordable Food to Underserved Communities | The White House

He is the reason I work so hard and still struggle.

WHITEHOUSE: $40 Stories Across all 50 States | The White House