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    7．The bus driver didn’t keep calm in the accident. Otherwise he . A．mustn’t have been killed B．shouldn’t be killed C．wouldn’t have been killed D．wouldn’t be killed 【查看更多】

     

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    The bus driver didn’t keep calm in the accident．Otherwise he ________．

    [　　]

    A．mustn’t have been killed

    B．shouldn’t be killed

    C．wouldn’t have been killed

    D．wouldn’t be killed

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