阅读下面短文，掌握其大意，从下列各各题所给的四个选项（A 、B、C和D）中，选出最佳选项，并在答题卷上将该项涂黑。
These days, it is common to see 5-gallon bottles of water being sent to homes. Supermarket
21 are filled with all kinds of bottled water from simple
22 bottles containing “pure spring water” to expensive foreign types of mineral water in glass bottles. In Europe, bottled water is as
23 as soft dri
nks which are widely accepted in the United States. People are not only interested in the different choices of drinks, but also in the taste of bottled water and its
24 value.
All bottled water on sale must
25 the content of the water on the bottle. Some companies
26 
minerals to give the water a better taste. But the term “mineral water” is
27 , because all water, except specially purified water, contains minerals.
28 must be made to tell people clearly what kind of water people are exactly buying: spring water, mineral water, or purified water. For example, “spring water” will have to come from a(n)
29 spring.
Many people choose bottled water
30 tap water, because they
31 the safety of public drinking water. Some people worry about city water
32 . We need to pay close attention to the cleanliness of our drinking water. The government should be responsible for tap water
33 . It should be tested and checked
34 .
Keep in mind that bottled water is
35 . In many cases, you are paying for water that is not much different from tap water. If you are not sure of the safety of your tap water, have it
36 . A local health department can be of
37 . Compared with the cost of bottled water, the testing cost will be less expensive. Letting cold water
38 for a minute or so before taking a drink or using it in preparing a meal is a good way to
39 possible water pollution, especially if the water has been
40 for an hour or more.
| 小题1: | | A．baskets | B．windows | C．shelves | D．carts |
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| 小题2: | | A．large | B．plastic | C．cool | D．cheap |
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| 小题3: | | A．popular | B．expensive | C．fresh | D．good |
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| 小题4: | | A．nature | B．true | C．face | D．health |
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| 小题5: | | A．study | B．stick | C．list | D．print |
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| 小题6: | | A．find | B．add | C．explor e | D．mix |
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| 小题7: | | A．mistaken | B．misunderstood | C．misleading | D．misreading |
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| 小题8: | | A．Laws | B．Notices | C．Products | D．Inventions |
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| 小题9: | | A．nearby | B．hot | C．underground | D．overflowing |
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| 小题10: | | A．with | B．besides | C．before | D．over |
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| 小题11: | | A．consider | B．trust | C．doubt | D．ensure |
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| 小题12: | | A．supplies | B．pipes | C．pollution | D．shortage |
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| 小题13: | | A．producers | B．risk | C．elements | D．quality |
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| 小题14: | | A．normally | B．regularly | C．repeatedly | D．instantly |
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| 小题15: | | A．enough | B．excellent | C．expensive | D．ideal |
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| 小题16: | | A．collected | B．boiled | C．changed | D．tested |
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| 小题17: | | A．use | B．value | C．service | D．importance |
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| 小题19: | | A．improve | B．discover | C．limit | D．solve |
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