◎ 题干
She has never done anything for them, _______ they have done everything for her.
A.when B.whereas C.as D.because
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据魔方格专家分析,试题“She has never done anything for them, _______ they have done everything for her.A.whenB.whereasC.asD.because…”主要考查了你对  【并列连词】【从属连词】  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。