1.I am greatly obliged to him.我非常感激他。be obliged to someone or something:感激
2.I would be very grateful if you could take care of it for me.
  如果你能替我照顾它的话,我将感激不尽。
3.I can never thank you enough .我怎么感谢你都不够。
4. He was a good friend of ours. We ar 阅读全文>>