◎ 题干
It was a bit doubtful at first, but it ____  to be a really good idea.
A.turned upB.turned inC.turned outD.turned down
◎ 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 was a bit doubtful at first, but it ____ to be a really good idea.A.turned upB.turned inC.turned outD.turned down…”主要考查了你对  【动词短语】【动词】  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。