阿摩線上測驗
08. With low prices and good quality, the company has gained a ______ on the logging industry in this area and no one can compete with them.
(A) syndrome
(B) constraint
(C) hypothesis
(D) monopoly
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統計： A(2), B(10), C(8), D(145), E(0) #432129
統計： A(2), B(10), C(8), D(145), E(0) #432129