He told his constituents that he would continue to represent them to the best of his ability.

他告诉他的选民们他会继续竭尽所能代表他们。

《柯林斯英汉双解大词典》

If two or three candidates are up for a promotion, each of whom has reasonably similar ability, a manager is going to promote the person he or she likes best.

如果有两三个候选人竞争一个升职的机会，并且他们每个人的能力不相上下，那么经理将会提拔最喜欢的那个人。

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But if two or three candidates are up for a promotion, each of whom has reasonably similar ability, a manager is going to promote the person he or she likes best.

但是，如果有两三个候选人竞争一个升职的机会，并且他们每个人的能力旗鼓相当，那么经理将会提拔他或她最喜欢的那个人。

youdao

Spearmon talks about his race. "Before the race I felt kind of tired and I ran to the best of ability.

VOA: standard.2009.08.21

She used nothing they told her, however,unless she could prove it was true to the best of her ability.

VOA: special.2010.04.25

And will, to the best of my ability... And will, to the best of my ability...

VOA: special.2009.01.19

But I think the biggest single thing I have learned is that you can't please all the people all the time but in the end it's less important to be liked than to do the job to the best of your ability according to the judgements that you make and then the country will make its own judgement on it.

BBC: NEWS | Programmes | Breakfast with Frost | Economy is key battleground

''In the meantime, I will as usual be concentrating on fulfilling my obligations to the best of my ability in the best interest of the Ireland team.

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According to the words prescribed by the US Constitution, Mr Obama swore he would "faithfully execute the office of president of the United States, and will to the best of my ability, preserve, protect and defend the Constitution of the United States".

BBC: Inauguration: Barack Obama is sworn in for second term