1、三、设计思路在中考的备考阶段,语法复习课是老师们上的最多的课型,有的学校用半学年,甚至一学年的时间来帮助学生复习语法。可和老师学生投入的时间,精力相对比,复习成效很低。教师上课滔滔不绝,讲得口干舌燥, 而学生上课记笔记,死背语法规则,课堂气氛沉闷,感到索然无趣。大量的机械的知识操练,使学生的语言能力和综合能力得不到提高。由此,我想在语法复习课上,在教好英语语法的同时,也应培养学生运用语言能力的问题。学生在上课之前也基本掌握了各种状语从句的知识,本课主要是焕发学生的思维,为后续造句和写作增加有效的输入,激发学生的写作动机和兴趣,提高学生的思维和写作能力。四、教学目标1、通过系统复习各式从句的语法
2、功能,全面掌握本节课介绍的状语从句在考点中的基本用法。2、复习所学的各种状语从句,形成大量的信息,为优秀写作做准备。五、课前准备要求学生复习和浏览课本里面的各式状语从句,做到听、说、读、写四会。六 教学过程设计第一步:记、读、说学生预习和记忆了大量的各式状语从句,为跟其他组比赛谁掌握的多,和写作造句做好练笔准备。设计说明这个步骤是学生回顾所学的各式状语从句,教师利用幻灯以及多媒体等教学手段使其呈现,让学生通过多种感官观察其特点并加速记忆,在记忆和理解中进行的机械的操练,对一些状语从句进行模仿造句。这一活动是在教师的控制下开展的。这一步骤的特点是操练以语言形式为中心,操练比较单一。第二步:教师解
3、析归纳各种状语从句的用法一、时间状语从句 1.引导时间状语从句的从属连词很多,常见的有before, after, when, while, as, since, till, until, as soon as等。2.表示“当时候”的while, when, as的用法区别是:while从句中的谓语动词必须是延续性动词;表示带有规律性的“每当”或当主、从句谓语动词的动作发生有先后时,只能用when;当表示“一边一边”或“随着”时,只能用as。另外,用于此义的as所引导的时间状语从句谓语只能是动作动词,不能是状态动词。如下面一道高考题的答案是B 而不能是A:“Im going to the po
4、st office.” “_ youre there, can you get me some stamps?”A. As B. While C. Because D. If3. until在肯定句中通常只连用延续性动词,表示相应动作结束的时间;在否定句中通常连用非延续性动词,表示相应动作开始的时间,意为“直到才”。如:He waited until she was about to leave.他等着一直到她准备离开。I did not begin to work till he had gone.他走了后我才开始工作。4.表示“一就”除用as soon as外,还可用the minute,
5、 the second, the instant, immediately, directly, instantly, no soonerthan, hardlywhen等。I came immediately you called.你一来电话我就来了。Hardly had she arrived when it began to snow.她刚到就下起雪来了。The moment I have finished Ill give you a call.我一干完就给你打电话。5. every time, each time, (the) next time, (the) last time,
6、by the time, the first time, any time等以time结尾的词语也可用作连词,引导时间状语从句。Next time you come in, please close the door.下次你进来,请关门。He didnt tell me anything the last time I saw him.上次我见到他时他什么也没告诉我。By the time I got home, she had already gone to bed.我到家时她已睡觉了。二、条件状语从句 1.引导条件状语从句的从属连词主要有if, unless, as so long as等
7、。Dont come unless I telephone.除非我打电话,否则你别来。If you watch carefully you will see how to do it.如果你仔细瞧你会看出该怎样做。As long as you do your best, well be happy.只要你尽力,我们就满意了。2. in case也可引导条件状语从句,其意为“如果”、“万一”。In case I forget, please remind me about it.如果我忘了,请提醒我。三、让步状语从句 1.引导让步状语从句的从属连词主要有although, though, how
8、ever (=no matter how), even if(即使), whetheror(不论还是)等连词。The speech is good, though it could be better.这次演讲不错,虽然还可以再好一点。He went out even though it was raining.尽管下雨,他还是出去了。2. as也可引导让步状语从句,但要将名词、形容词或副词等提到as前,若提前的是单数可数名词,要省略a / an。Teacher as he is, he cant know everything.虽然是老师,他也不可能什么都懂。3.连词while有时也可表示“
9、尽管”、“虽然”,引导让步状语从句。While we dont agree we continue to be friends.尽管我们意见不同,我们还是朋友。4. whatever, whoever, however, whenever, wherever等引导让步状语从句。Dont lose heart whatever you do.不管你做什么,都不要灰心。Whoever you are, you cant pass this way.不管你是谁,你都不能从这里通过。注:表示“虽然”的though, although不可与but连用,但可与yet, still连用。四、原因状语从句 1
10、.引导原因状语从句的从属连词主要有because, as, since, seeing (that), now (that)等:They cant have gone out because the lights on.他们不可能出去了,因为灯还亮着。Since you are going, I will go.既然你去,我也去。Now that we are alone, we can speak freely.现在我们单独在一起,可以随便谈了。2.除以上提到的大家比较熟悉的引导原因状语从句的从属连词外,when有时也可引导原因状语从句,其意“既然”。I cant tell you when
11、 you wont listen.既然你不想听,我就不告诉你了。3.有关原因状语从句还应注意以下几点:(1) as与 since, now that一样表示双方都知道的原因,通常位于主句前,且均不可用于强调结构被强调。(2)当表示直接的因果关系,回答why时,或有only, just, all, partly, not, but等副词修饰时,或用在强调结构中都只能用because。(3) for有时也可引出表示原因的分句,但它只能位于后面,对前一分句加以解释或推断。(4)不要受汉语意思影响将表示“因为”的连词与表示“所以”的so连用。五、地点状语从句 引导地点状语从句的从属连词主要有where
12、 (在的地方), wherever(无论什么地方), everywhere(每个地方), anywhere(任何地方)。Im not living where I was.我不在原处住了。You cant camp where wherever, anywhere you like these days.如今你可不能随便在哪儿宿营。Everywhere I go, I find the same thing.不管我走到哪里,我都发现同样情况。2.有的同学认为地点状语从句在平时见得不多,误认为考试不会涉及,但恰恰相反,地点状语从句却是英语考试经常考查的一个知识点。请看以下考题:(1) When
13、you read the book, youd better make a mark _ you have any questions.A. at which B. at where C. the place where D. where(2) After the war, a new school building was put up _ there had once been a theatre.A. that B. where C. which D. when(3) You should make it a rule to leave things _ you can find the
14、m again.A. when B. where C. then D. there(4) She found her calculator _ she lost it.A. where B. when C. in which D. that以上四题均选where,其意为“在的地方”,用以引导地点状语从句。六、目的状语从句 1.引导目的状语从句的从属连词主要有in order that, so that, in case, for fear等。I hired a boat so that I could go fishing.我租了一条船去钓鱼。Take your coat in case it rains (should rain).带着雨衣以防下雨。He studied hard in order that he could pass the exam.他努力学习,是为了能通过考试。2.引导目的状语从句的so that有时可省so或 that,即单独用so或 that来引导目的状语从句。Check carefully, so any mistake will be caugh
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