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    -----What does this sign mean? -----Let me see. It means . A. FRAGILE B. GO UPSTAIRS C. THIS SIDE UP D. EXIT 【查看更多】

     

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    －What does this sign mean?

    －Let me see．It means ________．

    [　　]

    A．FRAGILE

    B．GO UPSTAIRS

    C．THIS SIDE UP

    D．EXIT

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