1.I would be very grateful of you could look into the matter as soon as possible. And I am looking forward to an early reply.
如果贵方能尽快调查此事，我将万分感激。望早日做出答复。
2.I hope to have chances to talk with you in person. Therefore, I look forward to you early reply.
不知您是否给我一次面试的机会，我期待尽早收到您的答复。
3.Thanking you and awaiting your early reply in the matter.
感谢并期待着您对此的尽早回复。
4.I would be grateful if you could investigate the matter as soon as possible. And I am looking forward to an early reply.
如能尽快调查此事件，我将不胜感激。我期待着您及时地恢复。
5.Should you be interested, do not hesitate to let us know. We are looking forward to your early reply.
如果对产品目录上的东西感兴趣，不要犹豫，告诉我们，我们期待你的答复。
6.I shall be much obliged to you for an early reply.
您如能及早答复，我将十分感谢。
7.Active demand will certainly result in increased price, to which we hope you will pay attention. Meanwhile, we expect your early reply.
需求大则必然会造成涨价，这一点希望引起你方注意，同时请你们早日作答。
8.If no objection, please confirm as soon as possible so that we arrange the matter. 4 look forward to an early reply.
如无贰言，请尽快确认，以便自己们布置有关事宜。4。盼早日答复。
9.Looking forwards to your early reply. My regards to you and your family.
期待您的回信。祝您和家人永远快乐！
10.I would be very grateful if you could give me an early reply.
如果你能尽早回复我的话，我将不胜感激。