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1、精锐教育学科教师辅导教案 学员编号： 年 级：初二 课 时 数：3学员姓名：YYY 辅导科目：英语 学科教师：XX 课 题状语从句考点学习教学目的1. 介绍状语从句的9大类型2.掌握中考涉及的5种从句详细考点授课日期年月日教学内容Step 1状语从句考点介绍状语从句属于复合句，是中考的考点。状语从句中常考的是时间状语从句和条件状语从句。状语从句分九类：从句种类主要从属连词 1时间状语从句 when, while, as, before, after, until, till, whenever 2条件状语从句 if, unless 3目的状语从句 in order that, so that
2、4结果状语从句 sothat, suchthat, so that, so 5原因状语从句 because, as, since 6让步状语从句 although, though, even though(if), while 7方式状语从句 as if, as though 8地点状语从句 where, wherever 9比较状语从句 than, asStep 2状语从句详细讲解时间状语从句3.1时间状语从句用一般现在时表示将来。连接时间状语从句的连接词有：when(当的时候)，while（当的时候），as(当的时候)，once( 一旦)，till( until)（一直到，直到才），by
3、the time(到时)，as soon as（一就）the moment(一就)since(自从 )before(在前)after(左后)3.2when，while，as均可表示“当的时候”。 when强调“特定时间”，表示主句谓语动词的动作与从句谓语动词的动作是同时发生的，或从句的动作发生在主句的动作之前；while表示的时间是一段，而不是一点，as多用在口语中，强调“同一时间”或“一前一后”，有时还有“随着”的含义。 Ill go on with the work whencome back tomorrow我明天回来后会继续做我的工作。 When spring came, he fel
4、t like a trip.春天来了，他想去旅游。 When he was eating his breakfast, he heard the doorbell ring.(强调吃饭的时候）。 While he was eating his breakfast, he heard the doorbell ring.（强调吃饭的过程中） While I was studying, you fell asleep.当我学习的时候，你睡着了。 Just as he was speaking, there was a loud explosion.正当他要说话时，传来很大的爆炸声。 As I wa
5、s going out, it began to rain.（强调两个动作先后发生） As spring warms the good earth，all flowers begin to bloom(as有“随着”的含义)3.3tilluntil，表示“一直到”，主从句都用肯定式；表示“直到才”，主句否定，从句肯定。 He worked until it was dark. 他一直工作到天黑。 He did not get up till his mother came in. 一直到母亲进来他才起床。3.4once“一旦”，by the time“到时”。 Once you see her
6、, you will find what I said is true. 一旦你见到她就会发现我说的是对的。 Once (it is）published, this book will be very popular. 一旦出版，这本书会大受欢迎。 by the time+现在时，主句用将来完成时。 By the time he arrives, we will already have left here. 等他到达时，我们将已离开这儿了。 by the time+一般过去时，主句用过去完成时。 By the time he arrived, we had already left here
7、.他到达的时候我们早已离开这儿了。3.5as soon as，the moment表示从句动作一发生，主句动作随即发生，通常译为“一就”。 As soon as I finish the work, Ill go to see you. 我一完成工作就会来看你。 I shall come as soon as Ive finished my supper. 我一吃完晚饭就来。 She came to the scene the moment she heard the news.她一听到消息就来到现场。3.6since“自从”， before“在前”，after“在后”，It was not
8、long before意为“不久”。 since引导从句用非延续性动词或“过去时间点”或“过去时间段+ago”，主句用完成时态。 Since he graduated, he has worked in this city. 他毕业后一直在这个城市工作。 I havent seen him since last year/ three years ago. 去年以来/3年来，我没见过他。 He handed in his paper before the bell rang. 他在铃响前交了卷子。 It was not long before he came back. 不久他就回来了。 I
9、wrote back to him three days after I got his letter. 我接到他信3天后就给他回信了。条件状语从句【经典剖析】1条件状语从句用一般现在时表示将来。引导条件状语从句的连词有： if 如果；unless除非，如果不；on condition that条件是；as long as只要 2表示正面的条件用if“如果”。 If you dont look after young trees, they will die very quickly. 如果你不好好照看小树苗，它们就会很快死去。 If the museum charges for entry,
10、 a lot of people wont be able to visit it. 如果进入博物馆要收费，许多人就参观不成了。3表示否定的条件用unless( =if.not)“除非，如果不”。 I shall not go to the cinema unless I finish my homework before eight. 我不会去看电影，除非我能在8点前完成作业。 说明：ifnot常可以用unless替代。 If you dont study hard, you will fail in the exam. You will fail in the exam unless yo
11、u study hard.4表示使某事成为现实必要的条件用on condition that“条件是”，as long as 只要”。 You may go swimming on condition that you dont swim too far away from the river bank.你可以去游泳，条件是你不能游得离河岸太远。 As long as you keep on trying, you will surely succeed. 只要你继续尝试就一定能成功。 因此，我们不能说： As long as you dont study hard, you will fai
12、l in the exam.5祈使结构表条件。 前半部分的祈使结构相当于if条件句，可用动词或名词开头；后半部分的简单句常用一般将来时，有时也用一般现在时。此句型与条件状语从句形成同义结构。1) 祈使句( , ) +and/then+简单句 if 从句(否定式)+主句 Give me somewhere to stand, and I will move the earth.（如果）给我一个支点，我便能掀动地球。 =If you give me somewhere to stand, I will move the earth. One more word, and Ill turn you
13、out. 你再多说一句，我就把你赶出去。 =If you speak one more word, I will turn you out. Use your head, then youll find a way. 动动脑子你就能找到办法。 =If you use your head, youll find a way.2) 祈使句（,）+or+简单句 if 从句(否定式)+主语 Work even harder, or you will never pass the exam. 如果不加倍努力，你就永远无法通过考试。 = If you dont work harder, you will
14、never pass the exam.Stop telling lies, or you will be punished. 如果你继续说谎，就会受到惩罚。 = If you dont stop telling lies, you will be punished.原因状语从句和地点状语从句1 原因状语从句 引导原因状语从句的连词有： because, for, since, as, now that 1) because意为“因为”，表示直接的原因或理由，着重点在从句，用于回答why，语气最强。He is absent today because he is ill. 他今天缺席，因为他病了。I didnt go out because I was busy with homework. 我没有出去，因为我忙于家庭作业。有时，可用because of后接名词或代词表示原因，此时because of=for(介词)。We wont be able to come because of the weather. 由于天气的原因，我们来不了。She was looking all the better for her stay in hospital. 她因为待在医院，显得好多了。2) for意为“因为”，引导的从句并不说明主句行为发生的直接原因，只提供
