六、短文填空。從下面方框中選出10個單詞，并將其正確形式填入短文，使短文意思正確通順（每詞限用一次）。
convenient, develop, good, invent, leave, material, print, process, produce, provide, share, wide
Beep! Beep! Beep! The barcode makes it much 1 to buy things in stores.
On a Sunday afternoon in 1971, an IBM engineer named George Laurer came up with a code (代碼) that could 2 on food packages. Based on this code, a complete system was 3 by companies from 1973 and loved by them. Before this, shopkeepers had to write down prices by hand, which took much time and energy.
Actually, the barcode is really a simple idea: show each 4 information in different numbers (just like the ID card number), then include these numbers into a code and print it for computers to read. It has turned out to be a really great 5.
Where the product comes from, its price, production date... you name it. The barcode can 6 all the information to do a great job. It can also help store owners 7 know about their products. For example, if there are 10 boxes of milk and a customer buys one, it will be recorded so that the store owner knows there are nine boxes 8 on the shelves. In the 1980s, libraries started using barcodes to follow the 9 of books in this way.
Inspired (受……啟發(fā)) by it, the more 10 codes have been invented later, such as QR codes. QR codes can hold more information. They can tell customers what materials are used in a product or if the product is suitable for certain people. This keeps sharing the customers with greater trust in the products they will buy.
