2. 外语
  3. It is estimated that around 10 percent of the flat roofs in Germany are green. Small plants like grasses and herbs are grown wi

It is estimated that around 10 percent of the flat roofs in Germany are green. Small plants like grasses and herbs are grown wi

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问题 It is estimated that around 10 percent of the flat roofs in Germany are green.
Small plants like grasses and herbs are grown widely on intensive green roofs.
选项 A、Right
B、Wrong
C、Not mentioned
答案B
解析 答案在文章第二段的第二句话。“Extensive green roofs use mosses, grasses and herbs， which are tolerant to droughts.”大面积广泛铺开的绿色屋顶多数栽种抗旱的草本植物以及苔藓等。
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