高中英语选择,The Earth's most critically endangered animals and plants _ very rapidly in theThe Earth's most critically endangered animals and plants _ very rapidly in the last ten years.A.have been disappeaeing B.had disappeared
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高中英语选择,The Earth's most critically endangered animals and plants _ very rapidly in theThe Earth's most critically endangered animals and plants _ very rapidly in the last ten years.A.have been disappeaeing B.had disappeared
高中英语选择,The Earth's most critically endangered animals and plants _ very rapidly in the
The Earth's most critically endangered animals and plants _ very rapidly in the last ten years.
A.have been disappeaeing B.had disappeared
高中英语选择,The Earth's most critically endangered animals and plants _ very rapidly in theThe Earth's most critically endangered animals and plants _ very rapidly in the last ten years.A.have been disappeaeing B.had disappeared
A 过去的十年 地球上濒临动植物消失了
过去的动作持续到现在 对现在有影响 所以用现在完成进行时
所以选择A
B是过去完成时态 过去的过去 句子中没有体现出来
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