◎ 题干
—Dave, it’s dangerous to swim here. Look at the sign.
—Oh, I _______ it. Thank you.
A.didn't noticeB.won't noticeC.hadn't noticedD.don't notice
◎ 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“ —Dave, it’s dangerous to swim here. Look at the sign. —Oh, I _______ it. Thank you.A.didn't noticeB.won't noticeC.hadn't noticedD.don't notice…”主要考查了你对  【实义动词的单数第三人称形式】【实义动词】【动词短语】  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。