2. 外语
  3. Complete each sentence with the correct ending A-G from the box below. Write the correct letter A-G in boxes 33-37 on your answe

Complete each sentence with the correct ending A-G from the box below. Write the correct letter A-G in boxes 33-37 on your answe

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问题 Complete each sentence with the correct ending A-G from the box below.
Write the correct letter A-G in boxes 33-37 on your answer sheet.
A other rainforests may have originally been planted by man.
B many of the island’s original species were threatened with destruction.
C the species in the original rainforest were more successful than the newer arrivals.
D rainforests can only develop through a process of slow and complex evolution.
E steps should be taken to prevent the destruction of the original ecosystem.
F randomly introduced species can coexist together.
G the introduced species may have less ecological significance than the original ones.
The reason for modern conservationists’ concern over Hooker’s tree planting programme is that
选项
答案B
解析 Paragraph 4: Modern ecologists throw up their hands in horror at what they see as Hooker’s environmental anarchy. The exotic species wrecked the indigenous ecosystem, squeezing out the island’s endemic plants.
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