Referring to your enquiry of April 6th, we very much regret that we are unable to make you an offer for the above-mentioned goods, mainly owing to low stock of this commodity in our-market.

We refuse to have any dealings with fraudulent firms.

We feel it very regrettable that we can not accept any orders for the cotton sheets at present.

若在这方面还有什么特殊要求请告知，我方定将全力以赴。

尊敬的先生： 我方已收到贵方5月15日的订单。感谢贵方一片诚意，但我方感到遗憾的是，我方不能接受贵方订单。事实上，由于原材料的短缺，厂家不能供应所需的货物，所以厂家不得不拒收订单。 一旦供货情况好转，我方将尽快与贵方联系。我方会很高兴替贵方争取货物。 ×××谨上

We hope the matter can be settled______our mutual benefit.

In reply ______your order of December 15th, we regret ______say that we do not have______stock any such articles as you describe.

We apologize ______the delay and hope you will understand that it is due entirely to causes ______our control.

The modem you requested is no longer______production.

We will contact you ______ the least possible delay.