高中英语---not until用法总结课件(共18张PPT)

一. 强调句练习(优化p7先自学) eg： I came across one of my old friends in the park last night. It is I who/that came across one of my old friends in the park last night. It is one of my old friends whom/that I came across in the park last night. It is in the park that I came across one of my old friends last night. not until用法总结 not until的三种用法： 基本结构 强调句结构 倒装句结构 We did not get off the bus until it stopped. 基本结构： 主句 从句 直到车停了，我们才下了公交车。 Not until 的基本结构 主not 句 + until +从句 Not until 在强调句中的运用 It was not until _________that _____________ We did not get off the bus until it stopped. it stopped we got off the bus 主句 从句 肯定形式 强调句结构：It is/was not until + 从句 +that +主句 写作练习 直到我成为我们班的班长，我才意识到团队合作的重要性。 解题步骤： 1、用not until的基本结构翻译 I did not realize the importance of team work until I became monitor of our class. 2、用It is/was not until 从句 that...结构表示 It was not until ___________________________ that _____________________________ 主句 从句 I became monitor of our class I realized the importance of team work 肯定形