[单项选择]

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What are the zebra stripes on the tomato soup cans and potato chip bags.’ They are special black and white vertical lines. These black and white stripes can be read by an optical scanner, or computer. The "scanner’’, which reads the lines of code, is a small laser beam of light. When the light ray is broken by the black stripes, the computer "reads" the in formation about the product.
The code is called the Universal Product Code (UPC). h is de signed to add speed and efficiency to stores by using computers. It can do this in several ways. First, it is not necessary for workers to put individual prices on items. Errors in prices are eliminated, or done away with. Also, the time spent checking out is reduced. UPC gives an itemized receipt to the customer with all the items, prices, and totals. The store clerk does not need to spend time checking the price on the item and punching it into cash register. This U
A. Manufacturer.
B. Item.
C. Grocery store name.
D. Price.

[单项选择]
What are the zebra stripes on the tomato soup cans and potato chip bags.’ They are special black and white vertical lines. These black and white stripes can be read by an optical scanner, or computer. The "scanner’’, which reads the lines of code, is a small laser beam of light. When the light ray is broken by the black stripes, the computer "reads" the in formation about the product.
The code is called the Universal Product Code (UPC). h is de signed to add speed and efficiency to stores by using computers. It can do this in several ways. First, it is not necessary for workers to put individual prices on items. Errors in prices are eliminated, or done away with. Also, the time spent checking out is reduced. UPC gives an itemized receipt to the customer with all the items, prices, and totals. The store clerk does not need to spend time checking the price on the item and punching it into cash register. This U
A. makes grocery shopping easier
B. makes grocery shopping complicated
C. cuts down on efficiency
D. will never be practical

[单项选择]

What impressions are you making on the people around you Your words, phrases, even your message may soon be forgotten but believe me, good or (26) , your melody music.
The dictionary (27) melody as a succession of sounds. Just as music affects the moods and emotions of people, so does the way you live your (28) .
Think of your life as a (29) sheet of manuscript paper. Only the rhythm is there—it is (30) to you to create the harmony. Naturally you will want your composition to be a (31) . So where to (32) YOU MUST BEGIN (33) YOURSELF.
Be really (34) in other people. Make a conscience effort to bring peace and happiness into other people’s lives. (35) situations that generate excessive ambition, envy, anger, and pride. They are all (36) of peace and will play havoc with your harmony.
<
A. ready
B. decided
C. possible
D. up