they usually have lunch at school --- A,haven't they B,do th

学习 时间:2026-09-26 05:55:55 阅读:3763
they usually have lunch at school ___ A,haven't they B,do they C,don't they D,have they

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敏感的菠萝

野性的冬天

2026-09-26 05:55:55

C 再问: why 再答: have作为实义动词,用助动词do做反义疑问句,前肯后否

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