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外语
The word "it" in line 3 refers to What does the author say in paragraph 1 regarding most species in Earth’s history
The word "it" in line 3 refers to What does the author say in paragraph 1 regarding most species in Earth’s history
admin
2004-12-30
47
问题
The word "it" in line 3 refers to
What does the author say in paragraph 1 regarding most species in Earth’s history
选项
A、They have remained basically unchanged from their original forms.
B、They have been able to adapt to ecological changes.
C、They have caused rapid change in the environment.
D、They are no longer in existence.
答案
D
解析
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0
托福(TOEFL)
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