◎ 题干
—How long does it take to get to the airport?
—Forty minutes. But it’s foggy today. I’m not sure          the highway will closes soon. Let’s set off earlier.
A.whetherB.whenC.howD.why
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—How long does it take to get to the airport?—Forty minutes. But it’s foggy today. I’m not sure the highway will closes soon. Let’s set off earlier.A.whe…”主要考查了你对  【人称代词】【物主代词】【it的用法】  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。