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橡皮管，挂耳上；,小圆块，贴心房。,白衣大夫依靠它，,懂得病情怎么样。,谜底：听诊器,猜谜语,橡皮管，挂耳上；谜底：听诊器猜谜语,苏教版,三年级语文上册,16,世界上第一个听诊器,苏教版三年级语文上册16 世界上第一个听诊器,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,字词学习,听,诊器,肺结,核,疾,病,内,脏,思,索,一,枚,划,过,试,试,沿,着,传,话,筒,笔记,簿,靠,着,凑近,研,究 喇叭,状,雷奈,克,我会读,zhn,q,h,j,ni,su,mi,hu,sh,yn,chun,tn,b,ko,cu 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近独体字：上,整体感知,第一部分（,1,）：,主要写医生雷奈克看到肺结核病人痛苦死去，心里很难过，他整日思考解除病魔的办法。,初读课文，给课文分段：,整体感知第一部分（1）：主要写医生雷奈克看到肺结核病人痛苦死,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,第二部分（,2,、,3,）：,交待了雷奈克发明听诊器的经过。,第三部分（,4,）：,主要写雷奈克在实践中不断改进，发明了世界上第一个听诊器。,状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路,课文解读,学习第一部分,雷奈克为什么想要发明听诊器呢？,课文解读学习第一部分雷奈克为什么想要发明听诊器呢？,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,1816,年，法国巴黎流行着可怕的肺结核病。有位名叫雷奈克的医生，看到许多病人痛苦地死去，心里十分难过。,雷奈克关心病人，是个有爱心、有责任心的医生。,状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路,他想：一个人如果有了疾病，他的内脏运动就会出现异常。有没有办法及早发现人体内的这些变化呢？他整日思索着。,心理描写、假设：,此处是对雷奈克的心理描写，说明他心中只有病人，这也是他能发明听诊器的动力源泉。,他想：一个人如果有了疾病，他的内脏运动就会出现异常。,我会说,一个人,如果,有了疾病，他的内脏运动,就,会出现异常。,如果明天下雨，,_,就,_,。,我会说 一个人如果有了疾病，他的内脏运动就会出现异常。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,学习第二部分,雷奈克在花园里看到了什么？,一天，雷奈克缓步从一个花园走过，突然被两个正在玩跷跷板的男孩吸引住了。只见他们一个站在这头，弯着腰，把耳朵紧贴跷跷板，一个蹲在那头，用一枚铁钉在板上轻轻地划着。,状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路,原来，通过木板，在另一头能清楚地听到划木头的声音！雷奈克试了试，声音果然沿着木板传了过来。,原来，通过木板，在另一头能清楚地听到划木头的声音！雷奈克试了,他高兴极了，马上跑回医院。他把一本笔记簿卷成筒儿，一头靠着病人的胸腔，另一头凑近自己的耳朵。啊，呼吸声、心跳声都听到了！,发现木板可以传声后，雷奈克是怎么做的？,他高兴极了，马上跑回医院。他把一本笔记簿卷成筒儿，一,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,学习第三部分,后来，雷奈克又发现空心木管听诊效果更好。于是，他把空心木管的两端
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