2. 外语
  3. Complete the summary below using words from the box. Write your answers in boxes 9-13 on your answer sheet. While the Nutcracker

Complete the summary below using words from the box. Write your answers in boxes 9-13 on your answer sheet. While the Nutcracker

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问题 Complete the summary below using words from the box.
Write your answers in boxes 9-13 on your answer sheet.
While the Nutcracker is more able to cache seeds, the Jay relies【R1】______on caching food and is thus less specialized in this ability, but more【R2】______.
To study their behavior of caching and finding their caches, an experiment was designed and carried out to test these two birds for their ability to remember where they hid the seeds.
In the experiment, the cacher bird hid seeds in the ground while the other【R3】______. As a result, the Nutcracker and the Mexican Jay showed different performance in the role of【R4】______at finding the seeds — the observing【R5】______didn’t do as well as its counterpart.
less more solitary social cacher observer
remembered watched Jay Nutcracker
【R5】
选项
答案Nutcracker
解析 同样对应段落G倒数第四行“…jay observer were as successful as jay cachers whereasnutcracker observers did no better than chance”的句子，所以答案为Nutcracker。
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