◎ 题干
—It’s difficult for the villagers to cross the river for market.
—I think a bridge _________ over the river.
A.was builtB.is being built
C.has been builtD.should be built
◎ 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“—It’s difficult for the villagers to cross the river for market.—I think a bridge _________ over the river.A.was builtB.is being builtC.has been builtD.should…”主要考查了你对  【语音】  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。