1. Although the brain ____ only 2 percent of our body mass, it consumes approximately 25 percent
of all energy required to run our body everyday.
(A) ignites
(B) dilutes
(C) permits
(D) baffles
(E) represents
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統計: A(40), B(19), C(26), D(39), E(396) #1992713
統計: A(40), B(19), C(26), D(39), E(396) #1992713