until, not...until...与not until...的用法.ppt

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1、“直到”你学会until“为止” 主讲人:肖颖珊 2015年2月1日 until既可以用作介词,又可用作连词。作介词 时,后面要接具体的时间;作连词用时,后面 要接状语从句。 I shall stay here until the next day. I will keep singing until I get too old to sing. 介词 连词 until 在肯定句中,意为“到为止”谓语动词一般要 求是延续的,如:work,live,stay,study, play,wait等,表示动作一直延续到until所表示 的时间为止。 worklivestaywaitplay until

2、 until 【练一练】 Things went well _ one night an accident happened. 我想在这儿呆到圣诞节。 _. until Id like to stay here until Christmas until WhatdoyouthinkofthereportontheUFOs? Great!Manystudentswereinterestedinitand theykeptonstanding_theendofthe meeting. A.untilB.inC.atD.by until UFO: Unidentified Flying Objec

3、t 【解析】 attheendof后边可以跟时间和地点名词,表示 “在.末 attheendofthismonth在这个月末; attheendoftheroad在路的尽头 intheend,最后,终于(与atlast,finally相近) until Bytheendof用于表示时间的场合,往往含有“ 在之前”的意味。 attheendofJanuary一月底(指一月份的最后 一天) bytheendofJanuary一月底之前(指一月份 结束前的几天) Wearetocompletethetaskbytheendofthe year until Whatdoyouthinkoftherep

4、ortontheUFOs? Great!Manystudentswereinterestedinitand theykeptonstanding_theendofthe meeting. A.untilB.inC.atD.by 【答案】A until Notuntil在否定句中,意为“直到才 ”,表直到until所表示的时间才发生。 The little girl didnt fall asleep until her mom read a story. 基本结构:not主句+until从句 主句 从句 until not until They didnt stop getting on th

5、e train until it was full. not until I didnt realize she was a famous star until she took off her sunglasses. not until 【练一练】 You cant have this football back _ you promise not to kick it in class. A .because B. since C .when D. until 【答案】D not until 我的弟弟今天早晨直到九点才起床。 _. My younger brother didnt get

6、up until nine this morning 直到妈妈回来我才吃晚饭。 _. I didnt have dinner until my mom came back not until 倒装结构:not until+从句+倒装的主句 I did not realize the importance of team work until I became monitor of our class. Not until I became monitor of our class did I realize the importance of team work. 主句 从句 Not unti

7、l 从句 主句 Not until 【练一练】 Not until two days after earthquake _ (她发现)her mother alive. 解题步骤: 判断句型:not until放句首考倒装 回忆结构:not until+从句+倒装的主句 【答案】did she find Not until I knew nothing about her until he told me. I _ _ _ about her until he told me. Not until he told me, _ _ _ anything about her. didnt know

8、 anything did I know Not until I didnt hear a word until the man behind me stopped talking. Not until _. the man behind me stopped talking did I hear a word Not until -When shall we go planting trees in the hill? -_it begins to rain, so they dont need watering. A. Not until B. While C. Till D. Unless 【答案】A Not until “直到”你学会until“为止” I will keep teaching until/ till you get the point. I wont stop teaching until you get the point. Not until you get the point will I stop. Have you got it?

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