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1、状语从句考纲解读：1. 九种常见的状语从句及其常用的连接词：2. 注意事项：（1） .时间、条件状语从句的时态一致性：若主句为一般将来时，从句常用一般现在时。（2） Because 不能与so连用；although/ though不能与but连用，但可与yet连用；（3） though，as用于倒装句且主语是可数名词单数时，名词前面的不定冠词应省略；（4） 状语从句的句子结构通常是完整的，若不完整就可能是定语从句。突破方法：状语从句有两大考点，一是逻辑关系，即从属连词的选择；二是状语从句的紧缩现象，即从句的省略情况。首先识别是什么状语从句，再根据语境确定最佳的连词。除此之外，要重点掌握几种逻辑
2、关系，即转折、让步、对比、因果和条件关系。对于一些有多重功能的常考连词如as，since，while，when，whatever，whoever等重点掌握，状语从句中的时态及特殊情况也要重点识记。从句中的省略现象需引起高度重视。考点清单一 时间状语从句一、 when，while和as1. When既可引导一个持续动作，也可引导一个短暂动作，可用于主句和从句动作同时发生或从句动作先于主句动作。When I lived there, I used to go to the seashore on Sundays.When the film ended, the people went back.当
3、when引导的时间状语从句为系表结构，而且其主语和主句的主语一致，其表语又是一个名词时，可以用as引导的省略句来代替when引导的从句。As a young man(=When he was a young man), he was fond of hunting.2. while 引导的动作必须是持续性的。Please dont talk so loud while others are working.3. As可表示从句和主句的两个动作交替进行或同时完成，可译为“一边，一边”，或“随着”He hurried home, looking behind as he went. As time
4、 goes on, its getting warmer and warmer.4. 如果主句表示的是短暂性动作，而从句用持续性动词的进行时态表示在一段时间内正在进行的动作时，when，while与as可互换用。 When/ While / As I was walking down the street, I came across an old friend of mine.be about to do. When = be on the point of doing whenWas/were doing when题组训练 用when，while，as填空_ I was walking d
5、own the street, I noticed a police car in front of the store._ John arrived, I was cooking lunch. _ he grew older, he lost interest in everything except gardening. I was wandering through the street _ I caught sight of a tailors shop. _ the grandparents love the children, they are strict with them.
6、She had just finished her homework her mother asked her to practice playing the piano yesterday. In some places women are expected to earn money men work at home and raise their children.二、 as soon as, immediately, directly, instantly, the moment, the minute, the instant, no sooner than, hardly/ sca
7、rcely when, 表示从句的动作一发生，主句的动作随即就发生，常译为“一 就”1) I heard the voice, I knew my father was coming.2)Hardly had we arrived at the station the train left.3)The boy burst into tears he saw his mother.4)They phoned they reached home.5)No sooner had she seen him she smiled.6)I want to see her she arrives.三、 ti
8、ll，until 和not until 1.肯定句：主句谓语动词必须是延续性动词，主从句都为肯定式，意为“某动作一直延续到某时间点为止”He remained there until she arrived. You may stay here until the rain stops2.否定句：主句谓语动词必须是非延续性动词，从句为肯定式，意为“某动作直到某时间才开始” He wont go to bed till/ until she returns.3.till 不可以置于句首，而until可以。Until you told me I had no idea of it.4. Not u
9、ntil句型中的强调和倒转题组训练：句型转换I didnt leave until she came back._she came back _leave._not until she came back _ I _.四、 before和since1. 若表示“还未 就”；“不到 就”；“才；”趁还没来得及”时，需用连词before。Before从句中谓语不用否定式。We had sailed four days and four nights before we saw land.We hadnt run a mile before he felt tired.Please write it
10、 down before you forget it.Before I could get in a word, he had measured me.2. It will be +一段时间+before 多久之后才 It was (not) +一段时间+before It will be half a year before I come back. It wont be long before we meet again.It was half a year before I came back.It was not half a year before I came back.3. si
11、nce 引导的从句的谓语动词一般是非延续性动词，主句的谓语动词是延续性的或反复发生过的动作。Since引导的从句时态常用一般过去时，主句中的时态用现在完成时或现在完成进行时。4. It is +一段时间+since从句It is three years since the war broke out.It is three years since I smoked a cigar.5.every time, each time, next time, the first time, any time等名词短语用来引导时间状语从句，表示每次； 下次；第一次；任何时候“等 1) I was in
12、trouble , he would come to help me out.2) you come, do remember to bring your son here. 3) I climbed onto the wall, I felt nervous. 4)You are welcome to come back you want to.题组训练：用when，before， since或until填空1)Few people will pay full attention to their health _they get certain incurable disease.2)Le
13、t me take down what you have said _ I forget. 3)It has been several weeks _ my father got drunk last time. 4)We were chatting happily on the Internet _ the light went out. 5)Three years had passed _ I knew it. 6)He was told that it would be at least three more months he could recover and return to w
14、ork.7)That was really a splendid evening. Its years I enjoyed myself so much. 考点清单二、地点状语从句和原因状语从句一、 地点状语从句 where / wherever We should go where the Party needs us most. You are free to go wherever you like.注意区分where引导的定语从句与状语从句Youd better make a mark where you have any questions.Youd better make a mark at the place where you have any questions.二、 原因状语从句引导从属连词有：because, as, since, now that, in that常用的表原因的介词短语：because of , thanks to , due to, owing to, on account of, as a result of题组训练：单项填空After the war, a new school building was put up _ there once been a theatre.
