試題詳解

試卷：無年度 - 97年10月TOFEL 閱讀 (Page 182-184)#20924 | 科目：TOEFL(Test of English as a Foreign Language)托福

試卷資訊

試卷名稱：無年度 - 97年10月TOFEL 閱讀 (Page 182-184)#20924

科目：TOEFL(Test of English as a Foreign Language)托福

42. According to the passage, new stars are formed in spiral galaxies due to
(A) an explosion of gas
(B) the compression of gas and dust
(C) the combining of old stars
(D) strong radio emissions

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