1.I would appreciate it if I have the chance of doing/to do...
如果我有做……的机会,我将不胜感激。
2.Should you offer me an interview,I would be most grateful.Look forward to your reply soon.
如果您能给我提供面试机会,我将非常感激。期待您的早日答复。
3.I'm looking forward to a favorable reply at your earliest convenience.
期待在您方便的时候尽早给我一个肯定的答复。
4.I would greatly appreciate it if you could take my application into consideration.
如果您能考虑我的申请,我将不胜感激。