They are walking.(改为否定句) They ___ ___ walking.
are not
are not
题干 / 阅读材料
答案解析
答案:aren't walking
句子:They aren't walking.
解析:现在进行时(be + doing)变否定,直接在 be 动词后加 not。are not = aren't
They are walking.(改为否定句) They ___ ___ walking. are not 学习记录
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2026-05-02 22:34:20 默写100集 21371秒 对
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