四年级下册同步

1、第五单元生物与环境第五单元生物与环境 第 17 课 环境变化以后 一、我会空题一、我会空题 1.大自然中的非生物因素总是在 ，如温度、降水量等。为应对某些变化:生物 有自己 的方式。 2.秋季， 一些树木的叶子会变黄、 飘落， 以减少 及养料散失， 适应 的 环境。 3.自然环境在不停地变化，有缓慢的、有规律的 ，也有急速的 ， 还有海啸、火山喷发、陨石撞击这些 。当生。

2、 目目 录录 第一周 大数的认识和读写法 1 第二周 大数的改写和求近似数 7 第三周 公顷和平方千米13 第四周 角的度量18 第五周 三位数乘两位数24 第六周 积的变化规律及综合应用28 第七周 平行四边形和梯形31 第八周 平行四边形和梯形单元检测37 第九周 除数是两位数的除法39 第十周 商的变化规律44 第十一周 条形统计图48 第十二周 优化问题51 第十三周至第十五周 期末归纳复习54 小小 学学 数数 学学 小小 组组 班班 资资 料料 四上 1 第一周第一周 大数的认识和读写法大数的认识和读写法 1 1、亿以内数的认识：、亿以。

3、Part B,闽教版（三起点）四年级下册,Unit7 Seasons,Sing a song.,Whats your favorite season? ,Why? .,Review.,Listen and follow.,Lilys favorite season is spring. Wang Taos favorite season is summer.,What about Sally and Yang Ming?,Listen and follow.,Autumn.,Why?,Its cool in autumn. He can fly a kite.,Whats Yang Mings favorite season?,autumn,cool,Listen and follow.,Listen and follow.,Winter.,Why?,She can go skating. And Christmas is in winter.,Whats Sallys favorite season?,winter,wonderful,Listen an。

4、闽教版（三起点）四年级下册,Part B,Unit1 Days of the Week,Sing a song,Monday,Tuesday,Wednesday,Review,What do you often do every week?,We ,Thursday,Friday,Saturday,Sunday,Thursday Friday Saturday Sunday,大小声,Game 1,Match,首字母要大写,Monday Tuesday Wednesday Thursday Friday Saturday Sunday,Tues. Wed. Fri. Sat. Mon. Thur. Sun.,Game 2,单词接龙,Game 3,Monday,Tuesday,What do they often do on Thursday/ Friday/Saturday/Sunday?,What do they often do on Thursday?,They have sports in the playground.,Wha。

5、Unit 5 ShoppingPart B,To the Supermarket,To the supermarket, To the supermarket, To buy a sweater and a jacket.To the supermarket, To the supermarket, To buy a football and a racket.To the supermarket, To the supermarket, To buy a robot and a basket.,学习目标,1.学习词汇Teddy Bear，sixty，seventy，eighty，ninety，hundred等，并懂得运用。 2.学习句子：How much is it?及其答句 Its.yuan. 3.学习字母组合ts发/ts/的音。 4.学唱歌曲：The Toy Train.,apples oranges bananas peaches,grapes tomatoes potatoes carr。

6、Part B,闽教版（三起点）四年级下册,Unit3 School Subjects,Sing a song.,subject,art,English,Chinese,math,computer,PE,music,Lets review.,What day is today? Its ,We have class this morning.,Lets review.,Lets chant.,I like science class.,science,Do you like science class?,Do you have a science class today?,Yes, I do. / No, I dont.,Do you have ?,Yes, I do. / No, I dont.,Listen and follow.,1. Lily likes science class. ( ) 2. Ms. Lin is very interesting. ( ) 3. They dont like Ms. Li。

7、Part B,闽教版（三起点）四年级下册,Unit4 Transportation,I say you do,Game,work by car by bike on foot by school bus,Lets review.,How do you go to school? I go to school .,How does go to school? go to school .,Lets review., goes to school s father goes to work s mother goes to work ,Lets review.,Listen and follow.,This is Wang Taos aunt.,aunt,Listen and follow.,Shes from Taiwan.,place,Taiwan is a beautiful place.,How does she go to Taiwan?,Listen and follow.,Listen and foll。

8、Part B,闽教版（三起点）四年级下册,Unit8 Summer vacation,Sing a song.,Review.,What will you do in summer? I will ,Listen and follow.,What will Sally do in summer?,She will go to the UK in summer. She will go to see her grandma and grandpa. She will visit Big Ben.,Listen and follow.,What about Julia and Wang Tao? What will they do in summer?,Listen and follow.,Hell go to Beijing.,Hell see the Great Wall.,What will Wang Tao do in summer?,the Great Wall,Listen and follow.,Listen and follow.,Yes, he 。

9、Part B,闽教版（三起点）四年级下册,Unit2 Cleaning day,Lets chant.,Review,He is/She is/They are ,He is/She is/They are ,Review,What should we do after class?,Free talk,What do Lily and Yang Ming do after class?,Well done!,bright,close,open,Please close the windows.,turn off,turn on,Please turn off the lights and fans.,all right,fan,Please close the door.,四人一组，练习对话，随后 表演出来吧！,Role play,Look and say.,Game,I say you do,Please close the windows. Please close the door. Please turn off 。

10、四年级下册音乐教案个性化设计第一课 跳起来单元教学内容：演唱我们大家跳起来土风舞聆听小步舞曲那不勒斯舞曲新疆舞曲第二号单元教学目标：1、感受舞曲的基本风格，初步了解“舞曲”这一体裁，能随着音乐用动作、节奏、舞蹈表现音乐，体会音乐的情绪和风格特点。2、能听出乐曲的主题是如何变化的，并根据主题的变化辨别乐曲的结构。3、学唱歌曲我们大家跳起来土风舞，能随歌曲表边唱边跳体会舞曲的特征，二声部合唱坐到统一和谐。4、认识重音记号，能在乐曲中听辨出带重音记号的重音，帮能在歌曲演唱中正确表现出重音的效果。5、认识西洋。

11、四年级下册美术教案个性化设计第1课、植物写生教学目标：知识与技能：通过植物线描写生，练习写生的技法。要求学生仔细观察、分析植物的形象特征，用线描的形式把自己的感受表现出来。 过程与方法：培养学生的观察、分析、造型能力。 情感态度与价值观：激发学生热爱大自然、热爱生活的情感。 教学重难点： 1重点：正确的观察方法和直接以线作画的能力。 2难点：植物的结构与特征。 教学方法 ：讲解 教学手段：演示、讲解 一、导入 公园、植物园里、花坛里、我们的家里，都有各种各样的植物。它们有高有矮、有疏有密、枝叶旺盛、千姿百态。

12、闽教版（三起点）四年级下册,Unit2 Cleaning day,Part A,Lets chant.,Lets chant.,Its Friday. The pupils of Class One, Grade Four are in the classroom.,What are they doing?,Yang Ming is standing on a chair.,He is cleaning the blackboard.,stand,Lily is cleaning the desks.,Julia is cleaning the chairs.,Sally is cleaning the window.,Wang Tao is cleaning the door.,door,Game,最佳搭档,He is cleaning ,She is cleaning ,Look and say.,_ is cleaning the _.,Learn to write.,Lily is cleaning the desk.,Julia is 。

13、闽教版（三起点）四年级下册,Unit4 Transportation,Part A,Sing a song.,Lets review.,car,bus,bike,bicycle,I go to work by bike.,by bike,work,I go to school on foot.,How do you go to school?,on foot,She goes to school by car.,by car,How does she go to school?,He goes to school by school bus.,How does he go to school?,by school bus,work by car by bike on foot by school bus,大小声,Game 1,I say you do,Game 2,work by car by bike on foot by school bus,How do you go to school? I go to school .。

14、闽教版（三起点）四年级下册,Unit8 Summer vacation,Part A,Lets chant.,on foot,by bike,by school bus,by car,Review.,by plane,by train,by ship,Review.,Review.,I go to school .,My father/mother goes to work ,Summer vacation is coming.,What will you do in Summer?,Sing a song.,What will Sally do in summer?,She will go to London to see Big Ben.,Big Ben,Listen and follow.,Why will Sally go to London?,Her grandma and grandpa live in the UK.,Listen and follow.,live,Listen and follow.,the UK,Listen and foll。

15、闽教版（三起点）四年级下册,Unit1 Days of the Week,Part A,Warm-up,Game,sing dance draw run swim skate jump fly ride a bike read,I say you do,Review,Sing a song,What do you often do every week?,often,every,week,What do Lily and her classmates often do every week?,Monday,On Monday they raise their national flag.,raise national flag,Tuesday,They have a class meeting on Tuesday.,have a class meeting,Wednesday,They dance in the playground on Wednesday.,Monday Tuesday Wednesday。

16、Unit 5 ShoppingPart A,小学英语 闽教版四年级下册,1.学习词汇chicken，fruit，tea，juice，supermarket，toy和shopping list，初步学会运用kitchen和with。 2.学习句子：I need. . 3.学习字母s在清辅音后读/s/音。,学习目标,Theyre peaches.,Play a game,What are these?,Play a game,Theyre grapes.,What are these?,Look and say,apples,bananas,oranges,apples oranges bananas peaches,grapes pineapples watermelons pears,What are those?,水果,Theyre fruits.,1. What does she need ?,需要,超市,She is going to the supermarket。

17、闽教版（三起点）四年级下册,Unit3 School Subjects,Part A,Sing a song.,单词接龙,Game,Monday,Tuesday,Lets review.,Lets begin our English class.,English,What day is today?,Its Thursday.,We have a music class this morning.,music,We have a Chinese class and a math class this morning, too.,Chinese,math,We have an art class this afternoon.,art,Chinese math English music art,Magic fingers,Game 1,Which is missing?,Game 2,看谁反应快,Game 3,What classes do they have on Wednesday?,They have a math class and 。

18、 1 第一周第一周 四则运算四则运算 1、整数加法 (1)把两个数合并成一个数的运算叫做加法。 (2)加数+加数=和，一个加数=和另一个加数 2、整数减法 (1)已知两个加数的和与其中的一个加数，求另一个加数的运算叫做减法。 (2)被减数=差+减数，差=被减数-减数，减数=被减数差 (3)加法和减法互为逆运算。 3、整数乘法 (1)求几个相同加数的和的简便运算叫做乘法。 (2)在乘法里，0 和任何数相乘都得 0. (3)1 和任何数相乘都得任何数。 (4)一个因数一个因数 =积；一个因数=积另一个因数 4、整数除法 （1）已知两个因数的积与其中一个因数，求另一个。