29. The ______ music at the restaurant was too loud, making it difficult to hear
each other.
(A)kingdom
(B)territory
(C)audience
(D)background
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統計: A(5), B(5), C(9), D(154), E(0) #3097490
統計: A(5), B(5), C(9), D(154), E(0) #3097490