We’ve never for a single moment doubted that your products are made of best material.

我們從來也沒有懷疑過你們的產品是用最好的材料制成的。

由 doubt 組成的一些名詞短語在口語中運用得很廣泛。

China’s bristles are, beyond al doubt, of superior quality to those from other sources.

中國豬鬃，毫無疑問，比其他國家的豬鬃品質優良。

If you are in doubt about the marketability of this commodity, we suggest you place a trial order of small quantity.

你對這一商品的銷售可能性感到懷疑，沒有把握，我們建議你先小量試訂一批。

No doubt you are aware that an irrevocable letter of credit gives the exporter the additional protection of the banker’s guaraaaaaaantee.

想必你知道不可撤銷信用證還向出口商提供銀行保證的保護作用吧。

Our insurance company enjoys international requtation. Make no doubtof it.

我們的保險公司享有國際聲譽，這一點不必懷疑。

(2)Not in the least.  一點也不

   口語會話中表示否定時，也不要總是用“No.” 在類似課文的場合下其他表達方法還有：

   Not at all

   Not a bit.

   Certainly not.

   Absolutely not.

4. But as it is, we have had only less than one year of business between us.

但是盡管如此，我們之間的貿易往來也還不到一年。

as it is 這個習語的含義是“就按上面所說的情況而言”， 通常放在句首，偶爾也會放在句子其他部位。

As it is , we have allowed you 4% commission, which is 1% higher than we allow other agents.

就按現在的情況說吧，我們已經給你4%的傭金了，比其他商多出1%。

We have established business relations with more than 100 countries all over the world as it is.

就目前而言，我們已經和世界上100多個國家的商號建立了貿易關系。

We thought business would get better, but as it is, business is getting worse.

我們原以為業務會好轉，但以目前情況看，業務更糟了。

5. Mr. Ouyang, I wish you to know that we have wide connections in Australia as well as rich experiences in business.

歐陽先生，我希望你知道我們在澳大利亞的業務關系很廣泛，而且業務經驗也很豐富。

(1)“有廣泛的業務聯系”可以有以下表達方法：

  have a wide (large) connection with

  be closely connected with

  do considerable business with

have close contact with

be in close contact with 

(2)as wellas “和”，“以及”

when making the offer, please indicate the quantity available as well as yourearliest time of delivery.

報價時，請說明可供數量及最早交貨期。

6. It seems I have to be content with what you say.

看來我只有滿足于你所說的話了。

be content后面可以接介詞with短語或不定式。

Our clients are not content with the 500 cases you supply,> They want to get more.

我們的客戶對你們提供箱并不滿足，他們還想再多些。

We hav eto be content to do business with you on the buyers-seller basis.

7. 有關agent, agency的一些專用語如下：

sales agent/selling agent銷售代理人

purchasing agent/buying agent采購代理人

exclusive agent/sloe agent獨家人

commission agent傭金代理人

advertising agent廣告代理人

agency agreement代理協議