1 我写信给你的理由就是要感谢你为我所做的一切. The reason I write to you is to thank you for all you have done for me. 2 我在2008年的夏天加入本公司. I joined this company in the summer of 2008. 3 之前,我在一家便利商店打工. Before that,I worked in a convenience store. 4 目前,我负责我们产品的质量管理. At present,I am in charge of the quality control of the product. 5 我很期待未来跟你们合作. I am looking forward to the cooperation with you.