問題詳情

As an atom absorbs energy,_______ increases, and the atom is said to beexcited.
(A) its energy level
(B) as its energy level
(C) it is energy level
(D) the energy level of its

參考答案

答案：A
難度：適中0.523179
統計：A(158),B(92),C(22),D(30),E(0)

用户評論

【mchang95】評論

increase 是動詞 .....看完...