倒装:Not until the child fell asleep did the mother leave the room. 等到孩子睡着了,妈妈才离开房间. 注意:当Not until引出主从复合句,主句倒装,从句不倒装。 4、as/ though (虽然,尽管)引导的让步状语从句 名词\\形容词\\副词\\分词+as\\though+主语+其他 Although I...