Mary did not go to bed ____ everything was ready for the party.A when B if C because D until

问题描述:

Mary did not go to bed ____ everything was ready for the party.A when B if C because D until

D until
用了not...until,直到.才
Mary直到把聚会的一切都准备好才去睡觉.be ready for是准备.......... 不是准备好它也有为……准备好的意思,没有必要扣字眼,句子的意思就是这样的