36. According to the passage, which of the following activities is unlikely to generate particulates?
(A) burning coal
(B) meditation
(C) driving a truck that runs on diesel
(D) emission from factories

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統計: A(11), B(450), C(14), D(7), E(0) #940801

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Particulates which occur naturally may originate from volcanoes, dust storms, or forest fires. Human activities, such as the (C)burning of fossil fuels(石化燃料) in vehicles, (A)coal combustion(燃燒), and (D)various industrial processes also generate significant amounts of particulates.

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