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    It was his mother came in to prepare his lessons. A.not until,did the boy begin B.until,that the boy began C.until,did the boy begin D.not until,that the boy began 状语从句专练答案: 真题:1-5 DBACD 6-10 CDCAB 11-15 BBDCB 16-20 DCCDC 21-25 DACDD 26-30 BCCBA 强化:1-5 CABAD 6-10 CBCBD 11-15 ACDDD 16-20 DBCDC 21-25 CCDBB 26-30 AACDD 【查看更多】

     

    题目列表(包括答案和解析)

    It was ________ his mother came in ________ to prepare his lessons．

    [　　]

    A．not until；did the boy begin

    B．until；that the boy began

    C．until；did the boy begin

    D．not until；that the boy began

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