I think it's very important to do everything on time and keep promises.

我认为按时做事并信守诺言是非常重要的。

youdao

You make and keep promises.

你只需做出并兑现承诺。

youdao

In fact, it isn't so difficult to keep promises.

事实上，守信并不是那么困难的事。

youdao

At first,people wondered: would President Hayes keep the promises that were made to help him win the election.

VOA: special.2010.03.11

And a few seconds later, he says "Mr. Bernstein, you don't expect me to keep my promises, do you?" And Berstein laughs like the little toady that he is and says, "Oh, yes!"

几秒之后他说,伯恩斯丁先生，你不希望我,恪守承诺吧，不是么,伯恩斯丁笑了“

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And he promises that he'll keep in touch.

他答应会跟你保持联系。

I'm worried 课堂 - SpeakingMax英语口语达人

Our government shouldn't make promises we cannot keep - but we must keep the promises we've already made.

BBC: State of the Union: Obama pledges to reignite economy

And that is our calling now -- to keep those promises for the next generation.

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Will the government try again, if only to be seen to be trying to keep its promises?

BBC: Week ahead