It’s well known that the brain is a food-guzzling greedy guts, consuming 20% of the body’s energy though it only________2% of it

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问题 It’s well known that the brain is a food-guzzling greedy guts, consuming 20% of the body’s energy though it only________2% of its weight.

选项 A、accounts for
B、contributes to
C、figures out
D、makes up for

答案A

解析 本题考查动词短语含义。A占……比例;B有助于;C解决,算出;D补偿。该句的大意为:众所周知,大脑是个贪恋美食的馋鬼,虽然只占身体重量的2%,却消耗着身体中20%的能量。
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