【如何礼貌开口请求帮助？】

Can I bug you?能打扰你一下吗？/Would you please do me a favor?能请您帮我一个忙吗？/Give me a hand.快搭把手！/I can't manage. Can you help?我应付不了了。能帮下忙吗？/I'm afraid it was a bother for you to do this.恐怕这件事要麻烦您了。