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    7．I wonder why we Father’s letter recently.We should have heard from him by now. A．don’t receive B．haven’t received C．won’t receive D．hadn’t received 【查看更多】

     

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    I wonder why we ________ Father’s letter recently. We should have heard from him by now.（ ）

    A. don’t receive B. haven’t received　　　 C. won’t receive D. hadn’t received

     

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