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,连词,连词,什么是连词,?,用于连接单词，短语或句子的词语,连词,并列连词,从属连词,连词并列连词,一、表并列关系的连词：,1.,and,和，而且,2.,both and,既,也,两者都,3.,neither nor,既不,也不,两者都不,4,Not only but also,不但,而且,(,就近原则,),5.,as well as,与,一样，也，和,（舍近求远原则）,并列连词,一、表并列关系的连词：并列连词,二 表示选择关系的连词,1.,eitheror,要么,要么,不是,就是,(,就近原则,),2.,or,还是，或者，否则,3.,otherwise,否则 （可与,or,互换）,二 表示选择关系的连词,三表示转折关系的连词,but,但是,however,然而，但是。,可放在句首句中或句末，通常用逗号隔开，作插入语,while,然而，而,yet,然而，可是,三表示转折关系的连词,四表示因果关系的连词,so,因此，所以（不能与,because,连用）,therefore,因此，所以,(,比,so,正式，常与,and,连用,),For/because,因为,四表示因果关系的连词,用以引导,名词性,(主语、宾语、表语和同位语从句,),从句和,状语从句,(原因、地点、时间、让步等,),的连词，,由从属连词所导的句子叫从句,。,引导时间状语从句：,when,while,as,before,after,until,till,等,when,用引导时间状语从句时，从句中可使用,延续性和非延续性动词,。,当从句的主语与主句的主语相同时，主语和,be,动词可省略,从属连词,用以引导名词性(主语、宾语、表语和同位语从句)从句和状语从句,While,引导的时间状语从句中，谓语动词用延续性动词，强调主从句的动作同时发生或持续。,While,还可作并列连词，表转折。“然而”,as,as,引导时间状语从句时，,as,和,when,两者经常可以通用。,as,表示 一边,一边,，强调从句和主句中两个动作交替进行或同步进行。,.,as,表示“随着,”,While引导的时间状语从句中，谓语动词用延续性动词，强调主,before&after,在,之前或在,之后，,as soon as,once,一,就,since&until,自从，直到,Until,和,till,两者区别,：,1.till,不能用于句首,2.,用在否定句中，表示“直到,才”，这个动作直到,until,所表示的时候才发生。,before&after 在之前或在之后，,引导条件状语从句的连词,:if,unless,as long as,if,如果，表示在某种条件下某事会发生，也可以表,虚拟或假设,Unless,除非，如果不,as long as,只要,引导条件状语从句的连词:if,unless,as lo,引导目的状语从句的：,in order that,so that,1.,in order,that,为了，以便,(,可置于句首、句中、句末,),2.,so that,为了，以便,(,可置于句中、句末,),引导目的状语从句的：,六，引导让步状语从句的：,although,though,even though,even if,although,though,虽然，纵然，,不能与,but,连用，,although,较正式,though,较口语，可作副词，且放在句首，句末，意主为“不过，可是”,It is hard work,I enjoy it,though,.,六，引导让步状语从句的：although,though,even though,even if,即使，纵然，尽管，就算,even though,尽管，即使，,even if,即使，纵然,even though,even if,Practice,Translate the sentences,PracticeTranslate the sentence,1.,我喜欢苹果和橘子。,I like apples and oranges.,2.Jack,和他的妈妈打算下周去度假。,Jack and his mother are going to go on vacation next week.,3.,你和,Jim,都是来自中国。,Both you and Jim are from Chinese.,1.我喜欢苹果和橘子。,4.,我和他都不喜欢这首歌,Neither I nor he likes this song.,5.,我的朋友们和我都不是老师,Neither my friends nor I am not teacher.,6.,不仅妈妈而且孩子们都生病了。,Not only the mother but also the children are ill.,7.,他不仅洗了衣服而且还打扫了房间,He not only washed the clothes but also cleaned the room,4.我和他都不喜欢这首歌,8.,不是你就是我明天去买点食物,Either you or I am going to buy some food tomorrow.,9.,要么是你要么是她去参加那个会议。,Either you or she attends the meeting.,10.,她是一位老师还是学生呢？,Is she a teacher or a student?,11.,快点，否则我们将会错过班车了。,Hurry up,or we will miss the bus.,8.不是你就是我明天去买点食物,12.,快点起床，否则你就要迟到了。,Get up quickly,otherwise you will be late for school.,13.,我的房间很小，但是它却很舒适。,My room is small,however,its very comfortable,14.,我擅长于游泳，而他擅长于跑步,I am good at swimming while he is good at running.,12.快点起床，否则你就要迟到了。,15.,我昨晚熬夜，所以今天早上我迟到了,I stayed up last night,so I was late for class this morning,16.,在工作期间他太懒了，所以被他的老板开除了,He was too lazy during the work,therefore he was fired by his boss,17.,我爱你，因为你是富二代,I love you because you are the second-generation rich.,15.我昨晚熬夜，所以今天早上我迟到了,18.,当他们在说笑的时候，老师进来了,When they were talking and laughing,the teacher came in.,19.,当你遇到麻烦的时候，你可以找他帮忙,When(you are)in trouble,you can,ask him for help.,20.,他们一边走路一边讲话,They talked as they walked.,18.当他们在说笑的时候，老师进来了,21.,在你离开之前把灯关了,Turn off the light before you leave.,22.,我经常在做完作业之后玩电脑,I often play computer after finishing my homework.,23.,我一看到她就告诉你,I will tell you as soon as I see her.,24.,一旦你开始了，就必须要坚持下去,Once you begin you must persist.,21.在你离开之前把灯关了,25.,直到他妈妈回来，,Jim,才上床睡觉,Jim doesnt go to bed until/till his mother comes back.,26.,如果你问他，他就会告诉你的。,If you ask him,he will tell you,27.,只要我们尽力，没有什么是不可能的,Nothing is impossible as long as we try our best.,28.,只要我努力些，我就可以通过考试了。,I can pass the exam as long as I work harder.,25.直到他妈妈回来，Jim才上床睡觉,29.,为了节约时间，他们乘坐了一辆出租车,They took a taxi in order that they could save time.,30.,我起的很早以便能赶上第一班车。,I got up early so that I could catch the first bus.,31.,虽然我很丑，可是我很温柔,Though I am ugly,I am gentle.,32.,即使他很穷，但是她依然爱着她,Even if he is poor,she loves him.,29.为了节约时间，他们乘坐了一辆出租车,I do every single bit of housework _ my,husband Bob just does the dished now and then.,A.since B.while,C.when D.as,Mr.Hall understands that _ maths has always been easy for him,it is not easy for the students.,A.unless B.since,C.although D.when,B,c,I do every single bit of hous,He is very young,_ he knows a lot about,computer.,A.and B.however C.but D.while,Excuse me for breaking in,_ I have some news,for you.,A.so B.and C.but D.yet,C,C,He is very young,_ he kno,3.,Some people waste a lot of food _ others havent,enough to eat.,A.however B.when C.as D.while,4._ he had to write a history paper.,_ he couldnt find time to do it.,A.Although;but B.Although;/,C.Even;/D.if;/,D,B,3.Some people waste a lot of,Rod is determined to get a seat for the concert _ it will cost too much money.,A,so that B,however,C,even though D,as if,【,解析,】,even though,在句中引导让步状语从句，意为,“,即使，尽管,”,，句意为：罗德决定要去买音乐会的票，即使这张票会花费很多的钱。,【,答案,】,C,Rod is determined to get a se,_ the Internet is of great help,，,I dont think its a good idea to spend too much time on it.,A,If B,While,C,Because D,As,【,解析,】,考查状语从句的从属连词。句意为：尽管因特网用途巨大，但我认为在网上花费太多的时间并不好。,while,引导让步状语从句相当于,although,，故选,B,。,【,答案,】,B,
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