2. 职称英语
  3. Virtually all plant and animal species on Earth can be found in tropical rainfor

Virtually all plant and animal species on Earth can be found in tropical rainfor

游客2023-09-16  24
问题 Virtually all plant and animal species on Earth can be found in tropical rainforests. [br] Plant species are dispersed over a large area with the help of______.
选项
答案 insects and birds
解析 由题意和题干中的dispersed定位到第四个小标题下第2段后3句The insects move from plant up the plants’ seeds…helps to disperse the population of the plant species over a larger area和第3段首句The numerous birds of the rainforest also play a major part in seed dispersal．此处需要填入名词性成分。第4个小标题下第2段后3句说明了昆虫是如何帮助植物传播种子的；第3段首句说明鸟类也能帮助传播种子。故答案为insects and birds。
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