《八年级上册语文18 中国石拱桥》由会员分享，可在线阅读，更多相关《八年级上册语文18 中国石拱桥（51页珍藏版）》请在金锄头文库上搜索。
1、卢沟桥（北京）,赵州桥（河北赵县）,18 中国石拱桥,学习目标,把握说明对象，了解中国石拱桥的特点，理清文章的结构和说明顺序。（重点） 体会说明文语言的准确性和严密性，掌握文章所使用的说明方法，并明确其作用。（难点） 了解中国石拱桥的光辉成就，感受劳动人民的勤劳和智慧，激发对民族文化和社会主义事业的自豪感。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
2、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
3、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,茅以昇(18961989)，字唐臣，江苏镇江人，桥梁专家、教育家，被誉为“中国现代桥梁之父”。他主持设计的钱塘江大桥，是我国第一座自主设计和建造的铁路公路两用桥。他还参与设计了武汉长江大桥。著有中国桥梁史中国古桥与新桥等。,作者名片,钱塘江大桥,武汉长江大桥,作者在谈到本文的写作时说：“石拱桥这一体系
4、，又是多种多样的。本文所写的这两座桥，是千百万座石拱桥中杰出的代表之作。几千年来，石拱桥遍布祖国山河大地，随着经济文化的日益发达而长足发展，它们是我国古代灿烂文化中的一个组成部分，在世界上曾为祖国赢得荣誉。”从中可以看出作者写作本文的意图，即传播有关石拱桥的知识。,背景链接,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,
5、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,
6、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,说明文是一种以说明为主要表达方式的文章体裁。它通过客观地解说事物的形态、构造、性质、特征、范围、类别、功能等，来说明事物的形态、本质和规律，使人获得相关知识；或阐明事理，给人以知识。,文体知识,说明文的特点是科学性，即以传播科学知识为目的；条理性，即结构严谨有序；准确性，即语言准确严密。说明文从说明对象上分，有事物说明文和事理说明文；
7、从语言风格上分，有生动说明文（科学小品文）和平实说明文。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
8、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
9、元成才路,状元成才路,状元成才路,状元成才路,弧形（ ） 拱桥（ ） 陡坡（ ） 匀称（ ） 洨河（ ） 河堤（ ） 桥墩（ ） 铺砌（ ） 推崇（ ） 饮涧（ ）惟妙惟肖（ ）,h,n,du,chn,xio,dn,d,q,chn,jin,xio,字词学习,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成
10、才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成
11、才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,词语解释,古朴 独一无二惟妙惟肖 巧妙绝伦 交头接耳,没有相同的；没有可以相比的。 文中形容雕刻得十分精妙逼真。肖，相似。 彼此在耳朵边低声说话。 形容技艺极其精巧，没有能比得了的。 朴素而有古代的风格。,初读课文，把文章划分为四个部分，归纳各部分大意。,整体感知,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元
12、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元
13、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,一（）：概括介绍石拱桥的特点。,二（）：介绍中国石拱桥的特点、取得的 成就及取得成就的原因。,三（
14、）：通过写我国解放后桥梁事业的发展， 表明了我国社会主义制度无比优越。,自由读课文，说一说：文章是怎样介绍中国石拱桥特点的？,举例子：赵州桥 卢沟桥,赵州桥是独拱，而卢沟桥是联拱。,默读12自然段，思考：这一部分写出了石拱桥的什么特点？,石拱桥特点,课文解读,形式优美,结构坚固,历史悠久,“石拱桥的桥洞成弧形，就像虹”一句运用了什么说明方法？有什么好处？,运用了打比方的说明方法，生动形象地说明了石拱桥的外形特征，给人以美感。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
15、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状
16、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,句是第一层：通过水经注里的“旅人桥”说明我国石拱桥历史的“悠久”。 第句是第二层：“几乎到处都有”说明分布之“广泛”。,读第3自然段，思考：本段可分几层意思，介绍了中国石拱桥的哪些特点？,第句是第三层：“大小不一，形式多样”说明其“多样”；“惊人的杰作”说明无论从形式上还是从结构上都体现了“巧妙”。 第句是过渡句，引起下文。,朗读课文第4、5自然段，说一说： 作者是按照怎样的顺序来描写赵州桥的？运用了哪些说明方法？表达了作者怎样的感情？,按照逻辑顺序，先概括说明赵州桥的雄伟，再具体介绍其特点，最后总体评价其价值。 运用了列数字、引用
