阿摩線上測驗
258. It is relatively easy to____ one’s mother tongue. A second language, however, is another story.
(A) acquire
(B) enquire
(C) inquire
(D) require
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統計： A(55), B(9), C(12), D(7), E(0) #1592468
統計： A(55), B(9), C(12), D(7), E(0) #1592468
