阿摩線上測驗
18.It has been said that knowledge is power, but greater power lies in the ability to utilize
knowledge. A trained and powerful mind surely contains something, but its chief value
consists in what it _____.
(A) contains
(B) can do
(C) forgets
(D) retains
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統計： A(6), B(18), C(1), D(3), E(0) #2264612
統計： A(6), B(18), C(1), D(3), E(0) #2264612
