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二年级上册:课后练习题参考答案(第五单元)

  • 2026-11-03 18:55:44
二年级上册:课后练习题参考答案(第五单元)
11 坐井观天
◇分角色朗读课文,读好下面的句子。
◇小鸟和青蛙在争论什么?他们的说法为什么不一样?
参考答案:小鸟和青蛙在争论天到底有多大。小鸟说天无边无际,大很很;青蛙却说天只有井口那么大。他们的说法不一样,是因为小鸟整日在天上飞,视野开阔,见多识广,所以看见的天无边无际;而青蛙坐在井里,目光狭小,只能看见井口那么大的一片天。
◇选做:如果青蛙听了小鸟的话,跳出井口后会看到什么?请和同学交流。
参考答案:跳出井口的那一刻,青蛙惊呆了。他看到蓝天无边无际,雄鹰在空中自由地飞翔,太阳照耀着大地,各种动物在草地上自由地奔跑。青蛙这才知道小鸟说的是对的,后悔没有早点儿跳出井口看一看。
12 寒号鸟

◇分角色朗读课文。想一想:为什么喜鹊能住在温暖的窝里,寒号鸟却冻死了?

参考答案:喜鹊在冬天快到的时候,就忙着做窝,所以冬天来临时能住在温暖的窝里。然而寒号鸟不听喜鹊的多次劝告,在暖和的日子里天天玩,睡大觉,嘴上喊着做窝却不行动,所以在寒冬腊月被冻死了。

◇根据下面的提示,说说寒号鸟和喜鹊的故事。

冬天快要到了,喜鹊趁天气晴朗忙着做窝,寒号鸟却只知道出去玩,累了就回来睡觉。喜鹊劝寒号鸟趁天气暖和,赶快做窝,寒号鸟不听劝告,认为天气晴朗正好睡觉。冬天说到就到,寒风呼呼地刮着。喜鹊住在温暖的窝里,寒号鸟在崖缝里冻得直打哆嗦,嘴里说着明天就做窝,结果等第二天风停了,太阳出来了,天气暖和了,依然不听劝告,继续得过且过。寒冬腊月,大雪纷飞。崖缝里冷得像冰窖,寒号鸟一边哀号,一边说着明天就做窝,但为时已晚,没等到第二天,夜里就冻死了。

◇读一读,照样子说一说。

冻得直打哆嗦     冷得像冰窖

热得直冒汗       热得像蒸笼

急得直跺脚       慢得像蜗牛

累得直喘气       快得像闪电

气得直咬牙       白得像棉花

冷得直发抖       硬得像石头

乐得直拍手       黄得像金子

渴得直喝水       甜得像蜂蜜

疼得直打滚       黑得像煤炭

困得直打哈欠    轻得像羽毛

酸得直皱眉       软得像棉花

辣得直流泪       快得像一阵风

13 我要的是葫芦
◇朗读课文。想一想:种葫芦的人想要葫芦,为什么最后却一个也没有得到?

参考答案:因为他不知道蚜虫、叶子和葫芦之间是有密切联系的,还不听邻居的劝告,自以为是,不肯治叶子上的蚜虫。蚜虫吸食叶子中的汁液,导致叶子枯萎,不能给葫芦输送营养,葫芦只能慢慢地变黄、掉落。所以最后他一个葫芦也没得到。

◇读一读,注意句子不同的语气。
有几个虫子怕什么!(满不在乎的语气)
有几个虫子不可怕。(肯定的语气)
叶子上的虫还用治?(惊讶的语气)
叶子上的虫不用治。(肯定的语气)
区别:意思一样,但反问句表达的语气和情感更强烈。
◇选做:"小葫芦慢慢地变黄了,一个一个都落了",这时候种葫芦的人会想些什么,又会做些什么?
参考答案:种葫芦的人看着掉落在地上的小葫芦,他可能会想:"如果当初我听从邻居的劝告,把叶子上的蚜虫治一治,小葫芦就不会落了,我真后悔呀!"于是,他赶紧想办法治叶子上的蚜虫。
语文园地五
口语交际范文
商量
情境一:
向同学借的书没有看完,想再多借几天。
明明:元元,我想跟你商量一件事。
元元:什么事?请讲吧。
明明:你借给我的《西游记》太好看了,可是我还有三十多页没看完,你能借我再看两天吗?
元元:好吧,既然你这么喜欢这本羽,我就再借给你看两天。不过,你可一定要抓紧时间看完,准时还给我。
情境二:
最爱看的电视节目就要开始了,但爸爸正在看足球比赛。
明明:爸爸,我想跟您商量一件事。
爸爸:什么事?
明明:我写完作业了。现在我最爱看的电视节目就要开始了,您能让我看一会儿吗?
爸爸:好啊,我下次再看足球比赛吧。
明明:爸爸,谢谢您!
基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.001043s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001044s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000429s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000333s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000548s ]
  6. SELECT * FROM `set` [ RunTime:0.000276s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000723s ]
  8. SELECT * FROM `article` WHERE `id` = 535747 LIMIT 1 [ RunTime:0.000384s ]
  9. UPDATE `article` SET `lasttime` = 1793749276 WHERE `id` = 535747 [ RunTime:0.001561s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000356s ]
  11. SELECT * FROM `article` WHERE `id` < 535747 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000422s ]
  12. SELECT * FROM `article` WHERE `id` > 535747 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000436s ]
  13. SELECT * FROM `article` WHERE `id` < 535747 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000657s ]
  14. SELECT * FROM `article` WHERE `id` < 535747 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000532s ]
  15. SELECT * FROM `article` WHERE `id` < 535747 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000721s ]
0.088326s