She replied, "I must work hard every day."

她回复道，“我必须每天努力。”

youdao

In order to live a better life, I must work hard.

为了过上更好的生活，我必须努力工作。

youdao

Although I believe that hard work is very important and is the surest way to success for most people, I must disagree with this statement.

虽然我相信努力很重要，而且对大部分的人来说，努力是成功最可靠的方法，可是我不得不反对这种说法。

youdao

"It must have been incredibly hard work, I love the idea of doing a whole album in a day but the amount of takes they did was amazing, " he said.

BBC: Graham Coxon: Blur 'won't record music' this year

And also, Secretary Clinton, I almost forgot, but I must thank you because -- thank you for your hard work in making this possible -- to have an American pavilion being present at the Yeosu Expo.

WHITEHOUSE: Remarks at the State Lunch in Honor of President Lee Myung-bak and First Lady Kim Yoon-ok | The White House