阿摩線上測驗
41. The passage mainly discusses _______________.
(A) how music helps when people work and learn
(B) the importance of music to children and engineers
(C) the different structures of music
(D) how people learn to listen to music
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統計： A(27), B(13), C(10), D(4), E(0) #573836
統計： A(27), B(13), C(10), D(4), E(0) #573836
