問題詳情
60. What does the passage tell us about heat?
(A) It is sometimes needed for a chemical reaction.
(B) It is always the product of a chemical reaction.
(C) It is needed to change the atoms in a material.
(D) It does not affect chemical reactions in any way.
(A) It is sometimes needed for a chemical reaction.
(B) It is always the product of a chemical reaction.
(C) It is needed to change the atoms in a material.
(D) It does not affect chemical reactions in any way.
參考答案
答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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