北京版四年级上全册教材知识点整理Unit 1 Why are you so happy?句型：1. 功能句型Why are you so happy？Because we are back to school again. I like school.Why do you look so sad?Because my dog is missing.Where did he go?He went to my grandpa's house.2. 重点句子Don’t be sad.I'm sure he will come back soon.I hope so. / I hope so, too.语法：1. 疑问词why引导的询问原因的特殊疑问句及其回答2. be /look + 形容词3. be动词的用法4. 形容词性的情绪词语与动词性的词语的使用方法5、动词过去式do—did, go—went；词汇：1. 表达情绪和状态的单词：sad , surprised, glad, great, happy, excited, angry, tied, sleepy; to laugh, to cry2. 动词：are, look, hope,3. 疑问副词why, where, when, what, who, how4. 人称代词（主格）：I, you, he, she, it, they, we,5. 反义词：cry---laugh happy/glad---sad;6. 其他单词：t oo, again7. 重点词组：back at school, played too hard, come back, go to the zoo eat up fish, read books, get well语音：1. 元音：a, i, o, y2. 元音字母组合：ai , oo, ere，ea, ee, au,3. 辅音字母组合gh, whUnit 2 May I speak to Mike?句型： 1. 功能句型：May I speak to Yangyang?It's Maomao. Speaking.Is Guoguo there?Sorry, she is not home/here.Who's speaking? It's Lingling.2.重要句型：Can I do…? /I am sure… / I have a bad cold. I can’t go to school.语法： 1. speak to 和...说话，跟...说话；to 后面要用人称代词宾格形式。
2. speaking 是打电话专门用语, 打电话报姓名可以说This is ...(speaking)/ It's... (here).。
3. can, may, can't 后面用动词原形。
4.some意思是一些，后面如果是可数名词，要加s。
5. 指示代词these 意思是这些，如果后面是可数名词，要用复数形式。
6. stay in bed 待在床上。
7. a lot of 许多，大量，后面加不可数名词或可数名词复数形式。
8. 介词for的用法。
词汇： 1. 动词：may, speak, hear, call, drink;2. 形容词：bad;介词：there, later;3. 人称代词：them；4. 通讯工具：a telephone, a cell phone, a pay phone, a video phone, a cordless phone,a walkie- talkie；5. 重点词组：call somebody, answer the phone, call back, speak to, would love to,have a look, have a bad cold, stay in bed, drink a lot of water，do housework，hold on，go to school, play football，come to mybirthday party语音：字母组合：ay，ea，th，ere，er，ear，al or，的发音，元音字母：a, e, i, o的发音。
Unit 3 Will you do me a favour?句型： 1. 功能句型：1 Would you please hold the books for me?Certainly. Let me hold the books.2 Would you mind opening the door for me, please?Sure, I’d love to.3 Will you do me a favor?What can I do for you?I forgot my ping-pong paddle at home.4 Can I borrow yours?Sure. I will lend you mine.2.重要句型：1. It’s my pleasure.2. It’s so kind of you.3. Here are two. You can choose.语法1）Would you mind 的用法：mind后面的动词要用带－ing 的形式，即动名词。
2）名词性物主代词yours, mine在句子中起动名词的作用。
如:Can I borrow yours? =Can I borrow your ping-pong paddle (yours=your paddle)I will lend you mine. (mine=my paddle)3）祈使句let的使用：Let me try. 表示建议、请求、命令、警告等。
4）介词of和for的使用：It’s so kind of you. What can I do for you?5）It’s my pleasure (to help you).6）forgot 是forget 的过去式，指的是“刚才忘记了，现在才想起来”。
词汇动词：hold，find，let，borrow，lend，choose，mind名词: ping-pong paddle, swimming glasses, lifebelt, mountain bike, door，pleasure形容词：full，kind其他：certainly，forgot，yours重点词组：open the door ，hold the door，close the door，lock the door，turn on the light，turn off the light，lift the heavy box，put the book back，hold books, close the window, pass me the water，open the door,turn off the radio, turn on the light, play word game, a glass of water, do sb. a favour语音：元音字母和字母组合在单词中的发音：o, ar, oo, I, u, a, ou, aiUnit 4 REVISION句型：询问他人情绪原因：Why are you so happy?Because we are back to school again. I like school.Why do you look so sad?Because my dog is missing.询问“某人在过去时间到哪儿去了”：Where did he go?He went to my grandpa’s house.打电话找人：May I speak to……？Is ……there？接电话（询问你是谁）：Who’s speaking? It’s ……请求他人帮助：Would you please hold the books for me?Certainly.Would you mind opening the door for me, please?Sure. I’d love to.借用物品：I forgot my ping-pong paddle at home.Can I borrow yours?Sure, I will lend you mine.语法：1、祈使句否定式Don’t ，don't后面要求接动词原形，用以劝阻某人的行为，动作；2、形容词在句子中做表语，要与系动词be 或look 连用，构成句子的谓语，形容词不能直接放在主语后面做谓语；3、动词过去式的用法；do—did, go—went；4、speak to 和...说话，跟...说话；to 后面要用人称代词宾格形式。
5、speaking 是打电话专用语, 打电话用语表示我是…可以说This is ...(speaking)/ It's... 。
6、情态动词can, may, can't 后面跟动词原形。
7、Would you please后面跟动词原形;8、Would you mind +动词的ing 形式;9、borrow、lend 的用法：borrow是借入，lend是借出；10、名词性物主代词的用法。
（yours, mine）词汇：形容词(情绪)：glad, sad, surprised, great, happy, excited, angry, tired, sleepy.动词：look, hope ，went ，speak，hear, drink，hold, call , find，let ，mind，forgot borrow，lend , choose, laugh, cry, lift, lock名词：door , pleasure人称代词（主格）：we人称代词(宾格)：them，me物主代词（名词性）：yours ，mine特殊疑问代词：why, where副词：again, too, there, later, certainly通讯工具：a telephone, a cell phone, a pay phone, a video phone,a cordless phone, a walkie- talkie动词词组：call somebody, answer the phone, open the door, hold the door open, close the door, lock the door, turn on the light, turn off the light,lift the heavy box, put the book back.语音：1、元音字母i和字母组合ea在单词中的发音。