◎ 题干
-Who called your sister just now? -I don’t know, but it was a girl’s_______.
A.soundB.number
C.answerD.voice
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“ -Who called your sister just now?-I don’t know, but it was a girl’s_______.A.soundB.numberC.answerD.voice…”主要考查了你对  【助动词】【介词短语】【固定搭配】【疑问词组】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。