1.当Notuntil位于句首时,句子要倒装。其结构为:Notuntil+从句/表时间的词+助动词+(主句)主语+谓语(1)Notuntiltheteachercameindidthestudentsstoptalking.直到老师进来学生们才停止讲话。(2)Notuntilnextweekwillthesportsmeetbeheld.直到下周才开运动会。2.notuntil的强调结构为:Itis/wasnotuntil+从句/表时间的词+that(1)Itwasnotuntiltheteachercameinthatthestudentsstoppedtalking.(2)Itisnotuntilnextweekthatthesportsmeetwillbeheld. 宜城教育资源网www.ychedu.com