非常感谢用英语表示：extremely grateful/very thankful/extremely appreciative of/Thank you very much/Thanks very much/Thanks a lot。

参考例句：

  • We are extremely appreciative of your friendly advice.
    我们非常感谢你们友好的劝告。
  • I'd appreciate it if you could loan me a hundred pounds.
    如果您能借给我一百磅我将非常感谢。
  • Please issue a new one with correct name as soon as you can. URGENT! Thank you very much.
    请尽快寄发正确的新表。急盼！非常感谢！
  • Thank you everyone. Thank you very much.
    谢谢大家，非常感谢你们！
  • I appreciate your help very much.
    我非常感谢你的帮助。
  • Thank you very much for your kind help.
    非常感谢你的亲切援助。
  • Goodbye and thank you very much for all you've done.
    再见，非常感谢你所做的一切。
  • Thanks very much for your invitation.
    非常感谢你的邀请。
  • Okay. I understand. Thanks very much.
    好，我明白了。非常感谢。
  • Thanks a lot for your advice.
    非常感谢你的建议。

extremely是什么意思：
adv. 极端地，非常地，很

  • in an extremity
    智尽力竭|陷入绝境
  • relative extreme
    相对极值
  • It is extremely corrosive.
    它是极强的腐蚀剂。

grateful是什么意思：
adj. 感激的，感谢的；令人愉快的，宜人的

  • grating satellite
    光栅“伴线”
  • The trees afford grateful shade.
    这些树提供了宜人的纳凉之所。
  • The dependents are grateful for outside help.
    受援助者特别感激外界的帮助。

very是什么意思：
adv. 非常，很；完全
adj. 正是的，恰好的，同一的；最…的；仅仅的，唯独的，甚至于

  • Very, very big,or very,very many does not mean infinite.
    非常非常大，非常非常多并不意味着“无穷大”。
  • She was very headstrong, and very together.
    她非常倔强，又非常精干。
  • I had often been very fearful, very angry, and very isolated.
    我以前经常感到非常恐惧，非常愤怒，非常孤独。