2. 外语
  3. Volcanoes A volcano is an opening in a planet’s surface or crust, / which allows lava, ash and gases to escape from the plac

Volcanoes A volcano is an opening in a planet’s surface or crust, / which allows lava, ash and gases to escape from the plac

admin2017-05-09  38
问题  
选项
答案 Volcanoes A volcano is an opening in a planet’s surface or crust, / which allows lava, ash and gases to escape from the place below the surface. / It is dramatic evidence of the powerful forces at work inside the Earth. / Volcanoes are generally found where plates are moving apart or coming together. / Erupting volcanoes can pose many hazards. / And the most deadly volcanoes are usually those tall and conical ones / built up by many layers of eruptive materials. / They can destroy entire cities and kill large numbers of people. / Nevertheless, volcanoes also add nutritious substances to soils, / creating perfect conditions for many crops. /
解析
转载请注明原文地址:https://kaotiyun.com/show/szDK777K
0

专业英语四级

相关试题推荐
随机试题
最新回复(0)