部编本人教版二年级语文下册雷雨PPT文件格式下载.ppt
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,雨中,雨后,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,雨前,想一想:
作者采用了什么手法来描写雷雨前的景象?
主要抓住了哪几样景物进行描写?
对比手法,课文解读,风来之前,风来之时,满天的乌云,黑沉沉地压下来。
乌云,压下来,树上的叶子一动不动,叶子,一动不动,蝉一声也不叫,蝉,一声也不叫,忽然一阵大风,吹得树枝乱摆。
大风,树枝,乱摆,一只蜘蛛从网上垂下来,逃走了。
蜘蛛,垂下来,逃走了,闪电越来越亮,雷声越来越响。
闪电,雷声,越来越亮,越来越响,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,为什么会打雷:
雷雨天气,厚厚的云层在空中翻滚,由于气流的摩擦分别带上正、负不同的电荷,这些电荷聚集在云层的两端,并且随云层的增厚,电荷不断增加。
当电荷增加到一定程度,就会穿过云层放电,正负电荷中和时,会放出大量的热,使空气迅速膨胀发出巨大的响声,这就是雷。
知识备查,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,风来之前,满天的乌云,黑沉沉地压下来。
树上的叶子一动不动,蝉一声也不叫。
压,乌云来势凶猛,一动不动,一声也不叫,渲染了一种大雨来临前紧张、压抑、沉闷的气氛。
亲爱的同学们,你还知道哪些“一不”式词语呢?
一蹶不振一成不变一丝不苟一文不值一病不起一声不响,一_不_一_不_一_不_一_不_一_不_一_不_,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,风来之时,忽然一阵大风,吹得树枝乱摆。
一只蜘蛛从网上垂下来,逃走了。
忽然,风来得很急,树枝乱摆,风很大,垂,逃,说明风特别大,蜘蛛特别害怕,赶快逃走了。
动作描写,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,闪电越来越亮,雷声越来越响。
节奏越来越快,程度越来越强,雨中,哗,哗,哗,雨下起来了。
思考:
雨下得怎么样?
你是从哪里体会到的?
拟声词连用,展现了雨从天而降时又大又急的情景。
读课文第5自然段,说说作者是怎么表现“雨越下越大”的?
雨越下越大。
往_望去,_啊,_啊,都_了。
窗外,树,房子,看不清,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,雨越下越大。
往窗外望去,树啊,房子啊,都看不清了。
都看不清了,外面一片朦胧的景象,说明雨下得又大又猛又急。
雨后,天亮起来了。
打开窗户,清新的空气迎面扑来。
和雨前的景象形成对比,太阳出来了。
一条彩虹挂在天空。
挂在天空,彩虹,出来了,太阳,蝉叫了。
蝉,叫了,蜘蛛又坐在网上。
蜘蛛,坐在网上,池塘里水满了,青蛙也叫起来了。
池塘,水满了,青蛙,叫起来了,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,雨停了。
太阳出来了。
蝉叫了。
蜘蛛又坐在网上。
池塘里水满了,青蛙也叫起来了。
挂,坐,说一说:
为什么作者会将雷雨前、雷雨中、雷雨后的景象写得如此细致?
能够把这些场面写得如此生动形象,是因为作者留心观察,善于去发现、去探究。
雷雨中雨下起来越下越大渐渐小了,雷雨后空气太阳彩虹池塘水满了,认真观察其乐无穷,雷雨前乌云大风闪电、雷声,结构梳理,课堂小结,课文按雷雨前、雷雨中、雷雨后的顺序,用简炼的语言,形象地描绘了一幅夏日雷雨图,抒发了作者对大自然的热爱之情。
随堂练习,1.照例子,写词语。
黑沉沉白花花绿油油金灿灿红艳艳灰蒙蒙蓝盈盈热腾腾,____,慢吞吞水汪汪湿漉漉乱蓬蓬,2.根据课文内容填一填。
雨停了。
一条彩虹_在天空。
蜘蛛又_在网上。
挂,坐,视频欣赏:
雷雨天不要躲在大树下,3.相关知识。
课后习题参考答案,朗读课文。
说说雷雨前、雷雨中和雷雨后景色的变化。
背诵课文。
朗读指导:
本文按时间的顺序写了一场雷雨的全过程,朗读时应边读边根据文字想象画面。
参考答案:
雷雨前:
满天的乌云,黑沉沉地压下来。
刮来一阵大风,吹得树枝乱摆。
闪电越来越亮,雷声越来越响。
雷雨中:
雨下起来了,越下越大,窗外的景物全看不清了。
渐渐地,雷声小了,雨声也小了。
雷雨后:
天亮起来了,空气很清新。
这一切让人感觉清新和愉悦。
读句子,注意加点的词,再把句子抄写下来。
满天的乌云,黑沉沉地压下来。
抄写之前,先大声读一读这三个句子,边读边想一想带点字好在哪里。
另外,在抄写时,不要看一个字写一个字,要先看一句后再写,能把字写得工整、干净就更好啦!
“压”用得十分巧妙,形象地写出了乌云来势凶猛。
“垂”使人感到风特别大,让蜘蛛特别害怕。
“挂”让人们感到彩虹像一条五颜六色的绸带挂在空中,十分美丽。
读一读,说说你见过什么样的雨,当时是怎样的情景。
老师指导:
同学们可以根据自己平时的观察,然后进行回忆,选取自己印象最深刻的雨来描述,注意抓住典型景物来表现雨的特点。
毛毛雨阵雨雷雨暴(bo)雨,课后作业,1.抄写本课的生字新词。
2.你留心观察天气情况了吗?
把你观察到的天气变化和大家说一说。