●表示謝意

謝謝您提醒我們注意此事。
Thank you for calling this matter to our attention. *call somebody's attention “促使……注意”，該句多用于受到抱怨時。
非常感謝您給予我們的合作。
Thank you very much for your cooperation.
謝謝您提供給我們這樣服務的機會。
Thank you for the opportunity to be of service.
我們感謝能有這樣的機會去……
We appreciate this opportunity to...
Thank you for this opportunity to...
很高興和你們保持貿易關系。
It is always a pleasure doing business with you.
It is always a pleasure serving you.
It is always a pleasure to serve you.

●表示歉意

請接受我們誠摯的歉意。
Please accept our sincere apologies. *最后再一次重申，表達自己的歉意。accept “(就……給予)承認，接受”。
我以我個人的身份為……向您賠禮道歉。
I want to extend my personal apologies for...

●應酬話

我們預祝您在新的一年里將更加輝煌和成功。
We wish you a bright and successful New Year.
我們確信今后……將繼續不斷地增加。
We trust that an increase in ... will continue in the future.
We trust that an increase in sales will continue in the future. (我們確信今后銷售量將繼續不斷地增加。)