2. 外语
  3. Michael Sockol and his team were interested in What does fossil and molecular evidence tell us about our earliest ancestors?

Michael Sockol and his team were interested in What does fossil and molecular evidence tell us about our earliest ancestors?

admin2012-09-10  90
问题 Michael Sockol and his team were interested in
What does fossil and molecular evidence tell us about our earliest ancestors?
选项 A、They experienced more climate changes than we do today.
B、They were forced to travel between food patches.
C、They were much taller than modern man.
D、They could cover more ground with less energy.
答案D
解析 答案在第七段。对于早期的人类祖先，环境的改变导致寻找食物需要走更远的距离，促使他们在进化中跨越更远的距离时消耗更少的能量。
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