专升本英语介词和连词PPT.ppt

The internet has brought _____ big changes in the way we work. A bout B out C back D up 答案：A _____ my delight ,our school football team won the game easily.(2014) A In B Of C To D For 答案:A Whether you learn or not is entirely _____ you. A up to B as to C about to D due to 答案: A Thank you! 表示“直到……”或“直到……才……”时，用“until(till)＋时间点”。 注：till多用于口语，且不能放在句首。 We did not get off the bus until it stopped. （瞬间性v） 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 not 主句 + 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 直到我成为我们班的班长，我才意识到团队合作的重要性。 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 肯定形式 Not until 在倒装句中的运用 倒装结构：Not until +从句 + 倒装的主句 We did not get off the bus until it stopped. Not until ________ _________________ it stopped did we get off the bus 倒装 主句 从句 we did get off the bus × 从句 主句 Not until two days after earthquake ____________(她发现)her mother alive. (find) 解题步骤： 判断句型： Not until 在句首考倒装。 2.回忆结构：Not until 从句+倒装的主句 she found her mother alive did she find her mother alive 倒装 did she find Not until 用法总结 基本结构： not + 主句+ until + 从句 强调句结构： It is/was not until + 从句+that + 主句 倒装句结构: Not until + 从句 + 倒装的主句 主倒从不倒 直到她摘掉眼镜，我才认出来她是李宇春。 基本结构 I did not realize she was Li Yuchun until she took off her glasses. 强调句结构 It was not until she took off her glasses that I realized she was Li Yuchun. 倒装句结构 Not until she took off her glasses did I realize she was Li Yuchun. 用not until的三种结构翻译下面的句子 主句倒装 “during＋时间段”表示“在……期间”；“by＋时间点”表示“到……为止”，“在……之前”，常用于将来时和完成时中。 They taug