We regret ______ unable to agree to the buyer's request as stated in the L/C stipulations for insurance to becovered up to the inland city.

题目：Reassessmentofjobsatisfaction

题目：通过自荐信建立商务关系。

题目：向用户推销会议场所。

We _____ you of our readiness to serve you in this end all future business.