2. 职称英语
  3. [audioFiles]audio_eusm_0194(20106)[/audioFiles]A、Pollution of the environment.

[audioFiles]audio_eusm_0194(20106)[/audioFiles]A、Pollution of the environment.

游客2023-08-30  52
问题  
选项 A、Pollution of the environment.
B、A new generation of pest killers.
C、Over-killing by hunters.
D、Destruction of their natural homes.
答案 D
解析
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