必修4 Unit 1(2) Only after her mother came to help her for the first few months was she allowed to begin her project. 她母亲头几个月来帮她的忙,这才使她得以开始自己的计划。 (1)only在句首修饰作状语的副词或介词短语时,句子要倒装。 (2)only在句首修饰状语从句时,主句要用倒装语序,从句 不用倒装语序。 (3)only在句首修饰句子的主语时,不用倒装语序。 ①Only when I left my parents for Italy did_I_realize how much I loved him.只有当我离开父母去意大利时我才意识到我是多么的爱他们。 ②Only then did I realize how much time I wasted in playing computer games. 只有那时我才意识到我浪费了那么多的时间玩电脑游戏。 含有否定意义的副词或连词,如never,not,not only,little,seldom,hardly,not until,neither,nor,no sooner等放在句首时,句子要用部分倒装形式,即把助动词、情态动词或连系动词置于主语之前。需要注意的是,在no sooner...than...和hardly...when...引导的句子中,倒装部分常用过去完成时。 ③Hardly had_the_bell_rung_when the students rushed out of the classroom.铃一响学生们就冲出了教室。 ④Never will I forget the days when we stayed together in the countryside.我永远也不会忘记我们在农村一起呆过的日子。 |