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1、9 鲸一、看拼音写汉字。m qi n sh ng b r tu hu chu zh()()()()()j ng y n p n dun t i sh ng t zh ng sh u mng()()()()()二、圈出句子中的错别字,并改正。1、鲸的寿命很常,一班可以活几十年到一百年()2、其实还有比象大得多的动物,哪就是鲸。()3、目前以知最大的鲸约有十六万公斤重。()三、考考你的记忆力。1.鲸的种类很多,总的说来可以分为两大类:一类是_,没有 _;一类是 _,有_。2、这是一篇常识性()文,课文介绍了鲸的()、()()、()等方面的知识.在介绍它的生活习性时,是从()、()()、()四方面说
2、明它的特点。四、选择你认为正确的答案:鲸是哺乳动物,是因为:()鲸很大、很重()鲸用肺呼吸()鲸是胎生的()鲸有鳍()鲸的睡觉方式很特殊()幼鲸吃母鲸的乳汁长大五、写出下面句子的说明方法,举例说说课文还用了哪些说明方法?A、我国捕获过一头四万公斤重的鲸,有十七米长,一条舌头就有十几头大肥猪那么重。()B、鲸的鼻孔长在脑袋顶上,呼气的时候浮上海面,从鼻孔喷出来的气形成一股水柱,就像花园里的喷泉一样。()C、它要是张开嘴,人站在它嘴里,举起手来还摸不到它的上腭;四个人围着桌子坐在它的嘴里看书,还显得很宽敞。()D、不少人看过象,都说象是很大的动物。其实还有比象大得多的动物,那就是鲸。()E、鲸的种
3、类很多,总的来说可以分为两大类:一类是须鲸,没有牙齿;一类是齿鲸,有锋利的牙齿。()六、读下面的句子,说说有无加点的词语,句子的意思有什么不同,你从中受到什么启发?须鲸主要吃虾和小鱼。_ 鲸隔一定的时间必须呼吸一次。_ 鲸每天都要睡觉,睡觉的时候,总是几头聚在一起。文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I
4、7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2
5、I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B
6、2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3
7、B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK
8、3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 Z
9、K3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10
10、ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3_ 启发_ 七、阅读短文,回答问题。(一)不少人看到过象,都说象是很大的动物。其实还有比象大得多的动物,那就是鲸。目前已知最大的鲸约有十六万公斤重,最小的也有两千公斤。我国发现过一头近四万公斤重的鲸,约十七米长,一条舌头就有十几头大肥猪那么重。它要是张开嘴,人站在它的嘴里,举起手来还摸不到它的上腭,四个人围着桌子坐在它的嘴里看书,还显得很宽敞。1、写出下面句子所使用的说明方法。(1)最大的鲸约有十六万公
11、斤重,最小的也有两千公斤。()(2)我国发现过一头近四万公斤重的鲸,约十七米长,一条舌头就有十几头大肥猪那么重。()(3)人站在它的嘴里,举起手来还摸不到它的上腭。()2、作者用鲸与()作比较,说明();用我国捕获的一头鲸的舌头与()作比较,说明了鲸的()。(二)蓝鲸鲸是海洋中个头最大的哺乳动物,而蓝鲸又是鲸类中最大的一文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4
12、S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G
13、4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2
14、G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX
15、2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:C
16、X2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:
17、CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码
18、:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3种。一头大蓝鲸就是一座小山。它的体长可达30 多米,体重有 170多吨,相当于 300 头黄牛的重量。尤其是它的嘴巴,容得下十几个成年人在里面睡觉。3 米多长的鲸须,就像一把大型的软扫帚。蓝鲸的脊背呈浅蓝色,尾巴宽阔扁平。它在水中行动非常迅速,每小时可达 27 千米。它经常潜入水中。每次浮出水面换气时,会从鼻内喷射出高达15 米左右的水柱,远远望去
19、,宛如一股喷泉。蓝鲸的力气很大,它的拉力大约相当于一台中型火车头。蓝鲸吃东西与众不同。它只要把大嘴一张,猛地向前一推,大量的鱼虾和海水就会一涌而入。这时它嘴巴一闭,舌头向上一卷,海水就会从鲸须的缝隙中排出,而大批的食物就会留在口中,被它吞到肚子里去。人们把这种吃东西的方法叫做“鲸吞”。蓝鲸的饭量大得惊人,它每天要吃4 顿饭,每顿竟能吃下4 吨鱼虾。蓝鲸浑身都是宝,由于过量的捕杀,蓝鲸已经濒(bn)临灭绝的境地。目前,人类正在采取措施,拯救这一珍稀动物。1用“”画出描写蓝鲸吃东西与众不同的句子,人们把这种吃法叫做“”。文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7
20、G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I
21、7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2
22、I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B
23、2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3
24、B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK
25、3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 Z
26、K3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W32短文在介绍“蓝鲸”时,多处运用了列数字、作比较、打比方等方法。请判断下列各句的说明方法和作用。(1)一头大蓝鲸简直就是一座小山。()说明了()(2)
27、它的嘴巴,容得下十几个成年人在里面睡觉。()说明了()(3)它在水中行动非常迅速,每小时可达27千米。()说明了()小练笔。(请任选一题完成)1为海洋馆写一段关于鲸的解说词。2以某一种类的鲸的口吻写一篇自我介绍。3以“我不是鱼”为题写一篇短文。文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:C
28、X2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:
29、CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码
30、:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编
31、码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档
32、编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文
33、档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3文档编码:CX2G4S8D4G10 HC2U5Y8K10U10 ZK3B2I7G5W3