질문
문제 이해
30. (A), (B), (C)의 각 네모 안에서 문맥에 맞는 낱말로 가장 적절한
것은? [3점]
Recent research suggests that evolving humans' relationship
with dogs changed the structure of both species' brains. One
of the various (A) physical/psychological changes caused by
domestication is a reduction in the size of the brain: 16 percent
for horses, 34 percent for pigs, and 10 to 30 percent for dogs.
This is because once humans started to take care of these
animals, they no longer needed various brain functions in order
to survive. Animals who were fed and protected by humans did
not need many of the skills required by their wild ancestors and
(B) developed/lost the parts of the brain related to those
capacities. A similar process occurred for humans, who seem to
have been domesticated by wolves. About 10,000 years ago,
when the role of dogs was firmly established in most □□□□□
( ) expanded / shrank by
□□□□□.
풀이
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유사 문제와 풀이
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