1. It is not uncommon to hear that a shipping company has made a claim for the cost of salvaging a sunken ship.
    航运公司为打捞沉船的费用提出要求，这并非奇闻。

2. It has cost them a great deal of money and time to develop this software.
    开发这种软件花费了他们很大的财力和物力。

3. It is not uncommon to hear that a shipping company has made a claim for the cost of salvaging a sunken ship.
    航运公司为打捞沉船而提出索赔，这是常有的事，

4. In many U.S. stores the cash register has been replaced by a computer that quickly and easily calculate the cost of items being bought.
    在美国很多家大商店里，现金出纳机已被运算所购物品费用快捷、操作容易的电脑所取代。

5. I chose "Low Cost Movers", checking to make sure they had a permit and were insured（保险）.
    我选了"廉价搬家公司"，还仔仔细细地查看了一番，为的是要弄清楚他们是确有执照并保了险的。

6. For our purposes, we are concerned only with one kind of cost----the cost of managing and administering the business.
    就我们的目的而言，我们只关心一种费用 -- 企业行政管理费。