◎ 题干
—It’s reported that the new underground line has been completed.
—Yes but it hasn’t been made clear _____it’s to be opened to traffic.
A.thatB.whoC.whatD.when
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“—It’s reported that the new underground line has been completed.—Yes but it hasn’t been made clear _____it’s to be opened to traffic.A.thatB.whoC.whatD.when…”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。