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    15．He is going to give a lecture, but when and where yet. A．hasn’t been decided B．haven’t decided C．isn’t being decided D．aren’t decided 【查看更多】

     

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    He is going to give a lecture, but when and where _____ yet.

    A．hasn’t been decided                                  B．haven’t decided  

    C．isn’t being decided                        D．aren’t decided

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    He is going to give a lecture, but when and where _____ yet.

    　 A．hasn’t been decided　 　　　 B．haven’t decided　

    　 C．isn’t being decided 　　　 D．aren’t decided

     

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