Ididn’tgotobed______mysistercameback.A.becauseB.untilC.ifD.but

发布时间:2020-08-13 10:45:17

I didn’t go to bed ______ my sister came back.A.becauseB.untilC.ifD.but

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B解析not···until 表示直到···才,为固定搭配,故选B
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