信息论与信息科学成为现代管理活动的        ，信息已成为现代管理思想的载体，并形成了一个特殊的管理形态—信息管理系统。

— Is it better to be physically attractive or intelligent?

   —                      . 

— Do you prefer a portable or a clumsy 3D printer?

—                      .

Sometimes buyers only purchase some        , tangible or intangible.

You can have eggs      or hard-boiled.

Goods are carried by several        of transport--on road or rail, by sea or air.

Every child is unique. Don’t        him or her to others.

— May I suggest the sales start on or about October 1?

—                      .

Actually, buyers are the group of people          want to buy certain goods or services.

Prices may change quickly if supply or demand         .

— I wonder whether I could accept this discount or not.

—                      

（     ）根据物流活动所处的环节不同，相应的物流成本可以分为仓储成本、运输成本、装卸搬运成本、流通加工成本、包装成本、配送成本、物流信息管理成本等几部分。

现代物流与传统物流的区别有（   ）

现代物流与传统物流的区别有（ ）