Air Pollution Cloud Measured on Both Sides of Pacific
    1.题目：The haze of pollution mentioned in the first paragraph is a cloud
    答案：D） of desert dust and hydrocarbons.
    2.题目：One of the Prices's findings （Paragraph 2） about the particles of the air is that
    答案：D） their ability to reflect light is much stronger.
    3.题目：What did Price not do during her research？
    答案：C） She collected samples of pollutants on the Northwest coast for further tests.
    4.题目： According to the last paragraph， which of the following statements about the two research teams is true？
    答案：A） The two research teams whose findings Price correlates hers with are based in Asia.
    5.题目：Which of the statements is closest in meaning to the sentence “… ，We expect that sources in Europe will contribute less than Asian sources.”？
    答案：C） Pollutants #ing from Europe are not the main source of pollution in North America.
    速记口诀：
    污染云团在太平洋两岸均被测量
    1.灰尘和烃污染雾 ____________________
    2.反光能力非常强 ____________________
    3.研究没有西北岸 ____________________
    4.两项研究在亚洲 ____________________
    5.欧洲北美没关系 ____________________