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  • 幫忙分析個(gè)英語單選題

    幫忙分析個(gè)英語單選題
    By then,the flood that had happened in Bishan country of Chongqing ___ to the inner city,making it become an isolated
    island.
    A has B had been spread C has spread D has been spread
    并且分析下時(shí)態(tài),
    英語人氣:741 ℃時(shí)間:2020-09-30 19:53:07
    優(yōu)質(zhì)解答
    B, by then 到×?xí)r候?yàn)橹?后面有had happened, 過去完成,保持時(shí)態(tài)一致,過去完成時(shí),had^been spread, been這里不是被動(dòng)哦
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