問題詳情


(D) Taipei, being a large modern city, is affected by the urban heat island phenomenon. This simply means that the temperature in a city is 45. degrees higher than the 46. rural areas. Concrete buildings trap the heat from the sun and prevent the cooling effect of the wind. Traffic and air conditioners add further heat, especially in summer. However, there is a very simple way to 47. the heat of the city. Interestingly, it isn't a new high-tech solution.　　           Rooftop gardens are the natural solution 48. this problem. The gardens use 49. is often wasted space on the roofs of apartments, offices, and homes. They not only provide shade, which keeps the buildings cool, but they slow down the flow of water to prevent flooding during typhoons.　　     Taipei has thousands of unused flat rooftops. Even if a small percentage of these were converted to rooftop gardens, the result would be a noticeable decrease in the temperature of the individual buildings. This would 50. lower the temperature of the whole city. (模五)
45.
(A) little
(B) a few
(C) few
(D) certain

參考答案

答案：B
難度：適中0.571429
統計：A(0),B(4),C(1),D(2),E(0)

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