18捞铁牛 (2)

1、语文版三年级上册,18 捞铁牛,教学目标： 1.了解怀丙和尚是怎样利用水的浮力捞铁牛的， 感受古代劳动人民的聪明才智。 2.理解课文，体会句子中重点词语的作用。 3.正确、流利、有感情地朗读课文。,课文解读,故事发生的背景,怀丙和尚想出捞铁牛的办法,打捞铁牛的准备工作,捞铁牛的过程,读课文，将课文划分为四部分。,（1）,（2）,（3）,（4-6）,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

2、,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路

3、,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,宋朝的时候，有一回黄河发大水，冲断了河中府城外的一座_。黄河两岸拴浮桥用的八只_也被大水冲走，陷在了河底的_里。,浮桥,大铁牛,淤泥,怀丙和尚做了几项准备工作？分别是什么？在课文中找出来并做上记号。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

4、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

5、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,怀丙先然后再又,你能概括这四项工作分别是什么吗？,先,摸清铁牛的位置,然后

6、,准备装满沙的船,再,把两只船并排拴紧,又,把船和铁牛拴住,第一步,第二步,第三步,第四步,大船装沙,潜水摸牛,粗绳拴牛,并船搭架,连连看,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元

7、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元

8、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,怀丙先请熟悉水性的人潜到水底，摸清了八只铁牛陷在哪儿。,1 潜水摸牛,2 大船装沙,然后让人准备了两只很大的木船，船舱里装满泥沙，划到铁牛沉没的地方。,3 并船搭架,船停稳了，他再叫人把两只船并排栓得紧紧的，用结实的木料搭个架子，跨在两只船上。,4 粗绳拴牛,又请熟悉水性的人带了很粗的绳子潜到水底，用绳子的一头牢牢地拴住铁牛，把绳子的另一头绑在两只大船之间的架子上。,准备工作做好后，怀丙和尚又是如何把铁牛捞上来的呢？仔细阅读4-6段，找出相关词语。,请按照怀丙的打捞过程给下列动词排序。,拖,绷,铲,离开,浮,拔,划,准备工作做好了 和尚先让水手_， 再_， 最后_ 。,铲沙浮船,划船拖牛,拉牛上岸,铲 沙 浮 船,划 船 拖 牛,拉 牛 上 岸,船里的泥沙（ ），船身也（ ），栓铁牛的绳子（ ）。船 靠着水的浮力，把铁牛从淤泥里（ ）。,渐渐减少,向上浮起,越绷越紧,一点儿一点儿,慢慢,地往上拔,我会填：,怀丙和尚捞铁牛是利用了什么规律呢？,大,多,重,深,近,浮,远,紧,拔,浮力,宋朝,出色的,捞铁牛的准备工作：,先摸清铁牛的位置，,然后准备装满沙的船，,再把两只船并排拴紧，,又把船和铁牛拴住。,用“先然后再