请求帮助与提供帮助

Could you give me a hand with this?
你能帮我忙吗？
Could you do me a favor?
你能帮我个忙吗？
Do you have a minute?
你有一分钟吗？
Can I ask you something?
我能问你点事吗？
Let me know if you need anything.
如果你需要什么，请告诉我
Do you need any help?
你需要帮助吗？
I can help with that
我能帮忙
Is there anything I can do?
有什么我能做的吗？
Would you mind opening the window?
你介意打开窗户吗？
Could you tell me how to get to the station?
您能告诉我怎么到车站吗？