阿摩線上測驗
50. Which of the following statements is true about how the glass armonica works?
(A) Water has to be poured into the glass hemispheres.
(B) Colored paint makes it sound better and last longer.
(C) An iron rod is used to strike the thicker glass hemispheres.
(D) The performer’s fingers have to be slightly wet when playing it.
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統計： A(26), B(18), C(56), D(141), E(0) #2611709
統計： A(26), B(18), C(56), D(141), E(0) #2611709
