Mymother________backhome_______

发布时间:2020-07-28 08:45:54

My mother ________ back home ________ 12 o' clock last night.A.came; untilB.didn't e; untilC.didn't e; afterD.came; before

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B解析本题考查not…until…句型,意思是“直到……才……”。
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