英语中回答感谢、寻求帮助分别怎么说

一,With pleasure和my pleasure 的区别
(1)----Thank you for helping me.
----- It's my pleasure
(2)-------Would you please open the widow?
------With pleasure.
It's my pleasure是回答别人的感谢的,可译为“那是我应该做的,那是我的荣幸”
而whth pleasure是回答别人的请求的,可译为“好的,乐意效劳”.第一句是谢谢的意思.My
pleasure是帮忙后说的 With pleasure可以是帮忙前.
二,
Thank you.
Thank you very much.
Thanks a lot..
Thank you for your help.
It's very nice of you.您真好
I'm very grateful for you.【grateful a.感激的,
三,寻求帮助【ask for help】
would you piease do sth?【请问您可以.么】
May I ask you a question?【我能问你个问题吗】
Please give me a hand.【请帮我个忙】,
could you do me a favor【您能帮我一忙么】