43. The hotel usually offers guests with two bottles of drinking water free of charge. That means the offered drinking water is ______.
(A) complement
(B) complimentary
(C) commentary
(D) commencement
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統計: A(15), B(68), C(16), D(10), E(0) #3440433
統計: A(15), B(68), C(16), D(10), E(0) #3440433