ion allows businessmen to keep track of their list of goods by showing which items are being sold and how fast they are moving. Decisions to reorder or return goods to suppliers can then be made. At the same time these computers reoord which hours are busiest and which employees are the most effi- cient , allowing personnel and staffing assignments to be made accordingly. And they also identify preferred customers for promotional canlpaigns. Computers are relied on bv manufacturers for similar reasons. Computer-analyzed nlarketing reports can help to decide which products to em-
phasize now, which to develop for the future , and which to drop. Computers keep track of goods in stock, of raw materials on hand, and even of the production process itself.
Numerous other commercial enterprises , from theaters to magazine publishers, from gas and electric utilities to milk processors , bring better and more efficialt services to consumers through the use of computers.
55 . According to the passage, the credit card enables its owner to__.
A. withdraw as much money from the bank as he wishes
B. obtain more convenient services than other people do
C. enjoy greater trust from the storekeeper
D. cash money wherever he wishes to
56. From the ast sentence of the first paragraph we learn that __.
A. in the future all the Americans will use credit cards
B. credit cards are mainly used in the United States today
C. nowadays many Americans do not pay in cash
D. it is now more convenient to use credit cards than before
57. The phrase "ring up sales" (Line 3, Para. 2) most probably means "__".
A. make an order of goods
B. record sales on a cash register
C. call the sales manager
D. keep track of the goods in stock
58. What is this passage mainly about?
A. Approaches to the commercial use of computers.
B. Conveniences brought about by computers in business.
C. Significance of automation in commercial enterprises.
D. Advantages of credit cards in business.
Passage 3
Exceptional children are different in some significant way from others of the same age. For these children to develop to their full adult potential , their education must be adapted to those dif- ferences.
Although we focus on the needs of exceptional children, we find ourselves describing their environnlent as well. While the leading actor on the stage captures our attention, we are aware of the importance of the supporting players and the scenery of the play itself. Both the family and
the society in which exceptional children live are often the key to their growth and development.
And it is in the public schools that we find the full expression of society' s understanding--the knowledge, hopes, and fears that are passed on to the next generation.
Education in any society is a mirror of that society. In that minor we can see the strengths, the weaknesses, the hopes, the prejudices, and the central
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