高二英语：高二月考英语试题及答案(6)
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City Date API Major Pollutant Air Quality Degree Quality Condition Beijing Sep. 8 37 N/A Ⅰ Very good Qinhuangdao Sep. 8 52 PM10 Ⅱ Good Qingdao Sep. 8 68 PM10 Ⅱ Good aShanghai Sep. 8 67 PM10 Ⅱ Good Shenyang Sep. 8 88 PM10 Ⅱ Good Tianjin Sep. 8 54 PM10 Ⅱ Good Graph 2: Chinese National Standard API Values Levels of health concern Colors When the API is in this range: ...air quality conditions are: ...as symbolized by this color: 0 to 50 Very good Blue 51 to 100 Good Green 101 to 150 aSlight pollution Yellow 151 to 200 Moderate pollution Orange 201 to 250 Medium pollution Red 251 to 300 High pollution Purple 301 to 500 Hazardous Brown Notes: **API stands for Air Pollution Index(指数). **Particulate matter (PM10) is a major component of air pollution that threatens both our health and our environment. It consists of very small liquid and solid particles floating in the air. **Sulfur dioxide(SO2) acts as an acid．Inhalation(吸入) results in labored breathing, coughing, or a sore throat and may cause permanent lung damage. 60. According to Graph 1, which of the following cities has the worst air pollution? A. Qinhuangdao. B. Tianjin. C. Qingdao D. Shenyang. . 61. If your city is symbolized by either red or purple, the pollution in your city is . A. Moderate or high. B. Moderate or slight. C. Medium or high. D. Medium or slight. 62. Which of the following statements is TURE? A. With API value below 150 the air is free from being polluted. B. The colors from purple to Yellow indicate the air quality is becoming much worse. C. When there are floating solid particles and dust in the air, it is dangerous pollution. D. On September 8th the color-symbol of Beijing City’s air quality is ‘Blue’. 63. When more citizens are beginning to have labored breathing soon after they are in the open air, it suggests that . A. there is a large amount of sulfur dioxide in the air B. it is so cold that they may have caught a cold C. they are starting to cough or have a fever D. they must be infected with permanent lung disease （C） When I first got an e-mail account ten years ago, I received communications only from family, friends, and colleagues. Now it seems that every time I check my e-mail, I have an endless series of advertisements and other correspondence that do not interest me at all. If we want e-mail to continue to be useful, we need specific laws that make spamming(发送垃圾邮件) a crime. If lawmakers do not do something soon to prohibit spam, the problem will certainly get much worse. Computer programs allow spammers to send hundreds of millions of e-mails almost instantly. As more and more advertisers turn to spam to sell their products, individual(个人的) e-mail boxes are often flooded with spam e-mails. Would people continue to use e-mail if they had to deal with an annoying amount of spam each time? (责任编辑：admin) |
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