九年级英语12单元2d

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九年级下册英语12单元2d知识点

九年级下册英语12单元2d知识点在九年级英语的学习中，第12单元是一个非常重要的单元。

这一单元的学习内容涉及到2D知识点。

在这篇文章中，我们将一起来探讨九年级下册英语12单元2D知识点。

首先，我们需要了解2D知识点是什么。

在数学中，D表示dimension，即维度。

2D表示二维。

在这里，2D知识点指的是与平面几何相关的知识。

九年级下册英语12单元的2D知识点主要包括平面图形的性质、分类和计算等内容。

让我们从平面图形的性质开始谈起。

平面图形是由一些线段、直线和点组成的。

在12单元中，我们需要了解各种平面图形的性质。

例如，我们需要知道三角形的内角和等于180°，正方形的四个内角都是90°等等。

这些性质有助于我们理解各种图形的特点，并能够正确地解题。

除了性质，我们还需要学习平面图形的分类。

在12单元中，我们将学习七种基本的平面图形，包括三角形、四边形、五边形、六边形、圆形、椭圆形和正多边形。

每种图形都有自己独特的特点和定义。

例如，三角形是由三条边和三个角组成的，而四边形是由四条边和四个角组成的。

通过学习各种图形的分类，我们可以更好地理解它们之间的关系，并能够更准确地描述和解决问题。

除了了解平面图形的性质和分类，我们还需要学习如何计算它们的一些重要属性。

例如，我们需要学习如何计算三角形的面积和周长，如何计算圆的面积和周长等。

这些计算方法能够帮助我们在解决实际问题中应用到平面图形的知识。

此外，在九年级下册英语12单元的学习中，我们还将学习如何绘制平面图形。

绘制平面图形是将几何形状的属性转化为具体的图形。

我们需要学习如何使用尺子、直尺和量角器等工具来绘制平面图形，并能够正确地标示各个部分。

通过绘制平面图形，我们可以更直观地理解各种图形的形状和属性。

最后，在学习九年级下册英语12单元的2D知识点时，我们也需要注重实际应用。

平面几何不仅仅是一门理论学科，它也有着广泛的实际应用。

例如，我们可以通过学习平面几何的知识来设计建筑、绘制地图、计算地球表面的面积等等。

人教版九年级英语第十二单元教案

湖口中学九年级英语学科教学设计九年级英语学科教学设计课外拓展教学反思在教学中，教师要尽量用英语进行教学，语速自然停顿恰当，不给学生在大脑中进行英汉转换的时间。

课堂上，教师如果用英语阻止课堂教学，刚开始学生可能不太适应，但如果坚持做下去，学生的听说能力，语言运用能力就会逐渐增强。

课堂应力求形式多样。

每天课前热身对话，让不少学生改掉害羞、怕开口的毛病。

从而把学生带入轻松活泼的教学活动中。

九年级英语上册期末试卷学校____________________ 姓名__________________ 准考证号__________________听力理解(共30分)一、听对话，从下面各题所给的A、B、C三个选项中选择与对话内容相符的图片。

每段对话你将听两遍。

（共5分，每小题1分）1．A．B． C.2．A．B．C．3．A．B． C.4．A．B．C．5．A．B．C．二、听对话或独白，根据对话或独白的内容，从下面各题所给的A、B、C三个选项中选择最佳选项。

每段对话或独白你将听两遍。

（共15分，每小题1.5分）请听一段对话，完成第6至第7小题。

6. What day is better for the boy to do sports?A. Monday.B. Tuesday.C. Wednesday.7. What sport does the boy like?A. Volleyball.B. Basketball.C. Tennis.请听一段对话，完成第8至第9小题。

8. What are the speakers mainly talking about?A. School life.B. Family members.C. People at the party.9. What is Jenny like?A. She is friendly.B. She is boring.C. She is quiet.请听一段对话，完成第10至第11小题。

初中英语_九年级英语 Unit 12 Section B (2d教学设计学情分析教材分析课后反思

九年级Unit12 Section B (2b-3b)一、设计理念通过本篇阅读，使学生在掌握一定阅读技巧的前提下，对于文章的内容进行分析，从而激发学生阅读的兴趣，通过文本的梳理，让学生们从中获取一些对于愚人节的信息和对待玩笑的态度。

二．教学目标1. 知识目标：1)阅读全文，让学生了解发生在愚人节的小故事，通过对故事的梳理，让学生学会announce, spaghetti, hoax, sell out, discovery, cancel, officer等的含义，初步感知它们的用法。

2)掌握过去完成时的重点句子：By the time people realized that the story was a hoax,…By the end of the day, more than 10,000 people had phoned …By the time …,thousands of people had left their homes. 2. 能力目标:1）通过阅读，学习阅读的相关技巧，提高阅读水平。

在阅读故事过程中能通过使用Wh-引导的问题获取关键信息，做好笔记，概括文章大意，把短时记忆迁移为长时记忆。

2）通过mind-map，提高学生总结和反思的能力，培养学生运用所学进行写作的能力。

3. 情感目标:1）了解国外愚人节风俗，帮助学生了解愚人节，对开玩笑有正确的认识和态度：开玩笑也要适当，不能伤害别人的感情，不能危害社会安全。

2）培养学生良好的合作能力和良好的行为习惯。

三．教学重点难点1. 教学重点：通过阅读，学习阅读的相关技巧，学会在阅读中构建思维导图，提高阅读水平。

2. 教学难点通过本文的梳理，提高学生的发散思维和综合运用语言知识的能力。

四．教学设计Step 1 .Leading-in & Pre-readingPlay a game: My magic boxes.（设计意图：通过游戏呈现部分生词和重点短语，为下文阅读扫清障碍，同时引出愚人节话题。

人教版九年级英语第十二单元Unit12 SectionA(1a-2d)-最新

2. By the time I got up, my brother ______ already ______ in the shower. 我起床时，我弟弟已经进入浴室了。
“by the time”表示“当/到……时”，引导时间状语从句。如果从句中用了一般过去时，主语中常用过去完成时；如果主句中用了将来时，从句中常用一般现在时表将来。例：By the time I got up, he had already left.
(1)当名词化的形容词用作主语时，谓语动词的单复数形式取决于它们所表示的概念的单复数情况。多数情况下，表示一类人或物品时，谓语动词用复数；少数情况下，当指抽象概念或不可数的物品及事件时，谓语动词用单数。
例：The sick are always taken good care of in that hospital. 在那家医院里病人们总是受到很好的照顾。(the sick=the sick people)
3.When I got to school, I realized I ______ ______ my backpack at home. 当我到学校时
我意识到我把书包忘在家里了。
表示“把某物忘在某处”要用词组leave sth. +地点。 forget意为“遗忘某物”，指忘记一件具体的东西，但不能有具体的地点。
过去完成时
(1) 构成：由“助动词had(用于各种人称和数) + 过去分词”构成否定式：had not + 过去分词缩写形式：hadn’t
(2) 用法：过去完成时表示在过去某一时间或动作之前已经发生或完成了的动作。
(3) 它所表示动作发生的时间是“过去的过去”。

九年级下册英语第12单元Section-B-2

试一试
It's impolite to laugh at, stare at or play ___C__on disabled people A. fun B. jokes C. tricks D. parts
3. Many people ran to their local supermarkets to buy as much spaghetti as they could. 很多人跑到当地的超市抢购尽可能多的意大利面条。
He described where they had landed and told how they were moving across the United States. Welles made it sound so real that hundreds of people believed the story, and fear spread across the whole country. By the time police officers announced that the story was a hoax, thousands of people had left their homes.
One April Fool’s Day, a reporter in England announced that there would be no more spaghetti because the spaghetti farmers in Italy had stopped growing spaghetti. Many people ran to their local supermarkets to
buy as much spaghetti as they could. By the time people realized that the story was a hoax, all of the spaghetti across the country had been sold out. In another famous trick a TV show in England reported the discovery of special water. They said this water would help people lose weight and that one customer had already lost a lot of weight in just four months. By the end of the day, more than

九年级下册英语第12单元2d知识点

九年级下册英语第12单元2d知识点本文主要介绍了九年级下册英语第12单元2d知识点，希望能够帮助同学们更好地学习和理解。

在九年级下册英语第12单元2d知识点中，我们将学习有关购物的相关词汇和表达方式。

购物在我们的生活中非常常见，所以学会购物时所需的基本表达方式对我们来说是非常重要的。

首先，我们需要学习一些购物所需的基本表达方式。

比如在商场或超市购物时，我们可以使用"Can I help you?"（我能帮助你吗？）来询问顾客需求。

而顾客可以回答"Can I see that one?"（我能看看那个吗？）或者"What's the price of this?"（这个多少钱？）来表示自己的需求。

在购买商品时，我们还需要使用到一些数字表达方式，比如"How much is this?"（这个多少钱？）或者"It's ten dollars."（十美元。

）等等。

其次，我们还需要学会一些购物相关的词汇。

比如我们要购买衣服时，我们需要知道不同种类的衣服怎么说，比如"T-shirt"（T 恤衫）、"dress"（连衣裙）和"pants"（裤子）等等。

另外，在购买食品时，我们还需要了解一些食品的名称和种类，比如"milk"（牛奶）、"chocolate"（巧克力）和"fruit"（水果）等等。

这些基本的购物词汇对我们来说是非常重要的，因为它们能帮助我们更好地与商家沟通。

此外，我们还需要学习一些购物中的常用句型。

比如当我们需要询问某件商品是否有库存时，我们可以使用句型"Do you have any...?"（你有...吗？）来进行询问。

商家可以回答"Yes, we do."（是的，有。

(安徽专用)九年级英语全册 Unit 12 Life is full of the unexpect

wordUnit 12 Life is full of the unexpected.第一课时Section A(1a－2d)Target Navigation【目标导航】Key words and phrases：unexpected ，backpack，oversleep，give…a lift，by the time(that) Key sentences：(1)By the time I got up，my brother had already gotten in the shower.(2)When I got home，I realized I had left my keys in the backpack.(3)When I woke up it was already 8：00 a．m.!(4)Before I got to the bus stop，the bus had already left.Skills：能听懂别人叙述过去的事情，能初步运用由when/before/by the time(that)引导的时间状语从句叙述过去的事件。

Emotion：通过让学生叙述过去发生的事件，让学生学会倾听，学会关心别人。

The guidance of learning methods 【学法指导】听说法，小组合作角色扮演。

Learning important and difficult points【学习重难点】1．能听懂别人叙述过去的事情。

2．能初步运用由when/before/by the time引导的时间状语从句叙述过去的事件。

3．掌握Key sentences中的四个句型。

Teaching Steps【教学过程】Autonomous Learning Scheme【自主学习方案】☞预习指导与检测(一)预习指导1．预习Page 89、90的生词和短语，根据音标会读记。

2．朗读Page 89、90的句子，能英汉互译。

人教版英语9年级全册Unit12_SectionA(1a-2d)教案

Unit12 SectionA（1a-2d）教案1.0Teaching Analysis教情分析1.1Teaching Objectives 教学目标1.1.1Language goals 语言目标1.1.1.1 Key Words and Chunks1.1.1.1.1 For applying: ring, go off, wake up, already, put on, brush one’steeth, wash one’s face, be late for, at least1.1.1.1.2 For comprehending: give … a lift, rush out, luckily1.1.1.3 Sentence Structures1)W hat happened?2)L ife is full of the unexpected!3)B y the time I got up, my brother had already got in the shower.4)W hen I got to school, I realized I had forgotten my backpack at home.5)M y alarm clock didn’t go off! I kept sleeping, and when I woke up it wasalready 8:00 a.m.!6)S o I just quickly put on some clothes and rushed out the door.7)L uckily, Carl’s dad saw me on the street and gave me a lift in his car.8)B ut before I got to the bus stop, the bus had already left.9)W ell, at least by the time you got to school, you were only five minuteslate for class.1.1.1.4 Grammar Focus1)B y the time I got up, my brother had already got in the shower. (by thetime引导时间状语从句，had + 动词过去分词形式表示过去完成时态)2)W hen I got to school, I realized I had forgotten my backpack at home.（when引导时间状语从句，had + 动词过去分词形式表示过去完成时态）3)W ell，before I got to the bus stop, the bus had already left. （before引导时间状语从句，had + 动词过去分词形式表示过去完成时态）1.1.2Ability goals 能力目标1.1.2.1 学会用when/ by the time引导时间状语从句，用“had+动词过去分词形式”谈论过去的事情。

九年级下册人教英语Unit 12

Unit 12 Life is full of the unexpected.第一课时Section A1 (1a~2d)自主预习案学生自学新单词（教材P89-90），比一比，看谁记得又快又准。

(见多媒体)1.出乎意料的 unexpected2.背包 backpack3.睡过头 oversleep4.鸣；响 ring 学生自查并写出本课短语（教材P89-90），读一读，记一记。

(见多媒体)1.在…以前 by the time2.捎……一程 give …a lift3.（闹钟）响 go off4.迟到 be late for5.至少 at least 随堂导学案 Step 1情景导入T:For one or more times in our school more, we are late for school.Have you ever been late for school? Can you tell me why? And what happened to you that day? Ss:①Yes, I have been late for school one or times.Because … ②I was nearly late for class one day and ….环节说明：通过课前询问学生是否有上学迟到的经历,这样一个师生问答互动引入新课的话题。

Step 2完成教材1a —1c 的任务1.学生迅速阅读1a 部分的内容。

并按要求完成课本上相应的任务:Look at the pictures what happened to the girl.2.检查答案，先要求全班一起给出答案并检查讨论。

然后要求2-3名学生就What do you usually do in the morning ？给出自己的答案，并把收集的答案列举在黑板上。

3.学生听第一遍录音，并完成课本上1b ，读出所填单词，读出完整的句子。

新人教版九年级12单元Section B2

P94
2c Read the passage again and answer the questions.
1.Why did the supermarkets run out of spaghetti one April Fool’s Day? Because a reporter announced that there would be no more spaghetti.
2.What did the TV show say that the special water could do? It was said that the special water would help people lose weight.
3. Why did the TV star’s joke have a bad ending? Because he lost both his girlfriend and his show.
April Fool’s Day is a celebration that takes
发生
place in diﬀerent countries around the world. It
全世界=all over the world =on which
happens on April 1st every year and is a day when many people play all kinds of tricks and jokes on play tricks on sb. “捉弄某人”， each other. play jokes on sb. “对某人开玩笑 ”
试一试 It's impolite to laugh at, stare at or play _____on C disabled people A. fun B. jokes C. tricks D. parts

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2. By the time I got up, my brother had
already gotten in the shower. by the time 在……以前，常引导表示过去的时间状语从句，主句常用过去完成时，即had+动词过去分词。
e.g. By the time I got there, he had
Then how did you get here?
Luckily, Carl’s dad saw me on t.
Well, at least by the time you got to school, you were only five minutes late for class.
1. There will be an u__n_e_x_p_e_ct_e_d_ (意外的） surprise.
2. The children __r_u_s_h_e_d__ (冲，奔) out the school when the bell rang.
3. Yesterday the girl __b_r_o_k_e__ (违反) the rule and her teacher was angry.
2d Role-play the conversation.
Why were you late for class today, Kevin?
My alarm clock didn’t go off! I kept sleeping, and when I woke up it was already 8:00 a.m.!
Jim gave me a lift on my way home yesterday. 吉姆昨天在我回家的路上捎了我一程。
一、用方框内短语的适当形式填空。
by the time, wake up, rush out
1. Tom _r_u_s_h_e_d_o_u__t , running after his brother in the dark night yesterday.
Oh, no!
So I just quickly put on some clothes and rushed out the door.
You didn’t eat breakfast?
No, I didn’t even brush my teeth or wash my face! But before I got to the bus stop, the bus had already left.
Julia rushed out and didn’t return. 朱丽叶冲了出去，再没回来。
4. Luckily, Carl’s dad saw me on the street and gave me a lift in his car. gave … a lift / ride 捎……一程 e.g. Could you give me a lift, please? 请问你能否捎我一程？
1. Life is full of the unexpected. unexpected adj. 出乎意料的；始料不及的
e.g. It will not be unexpected if Tom comes late again, because he is always like this. 如果汤姆又迟到了，一点也不意外，因为他一向如此。
② 也可以用when, before 等引导的时间状语从句来表示。
③ 还可以通过状语从句或通过上下文暗示。
Retell the story
2c Make up an ending for the story and share it with your partner.
The teacher looked at Mary and asked her if she had finished the homework. Mary told her the unexpected things she met with this morning but they sound like excuses to the teacher. Therefore, Mary was asked to finish the homework in the class. What an unforgettable day it is for Mary!
4. When I was about to read my book, I found I _h_a_d_l_e_ft__ (忘了带) it at home.
1. Why was Kevin late for class? His clock didn’t go off. He overslept.
2. How did Kevin get to school? Carl’s dad saw him on the street and gave him a lift in his car.
新课导入
过去完成时
(1) 构成：由“助动词had(用于各种人称和数) + 过去分词”构成否定式：had not + 过去分词缩写形式：hadn’t
(2) 用法：过去完成时表示在过去某一时间或动作之前已经发生或完成了的动作。
(3) 它所表示动作发生的时间是“过去的过去”。
① 表示过去某一时间可用by, before 等构成的短语来表示。
already left. 在我到那儿之前，他已经离开了。
3. So I just quickly put on some clothes and rushed out the door. rush out 冲出去，冲出…… e.g. Henry rushed out of the room and disappeared in the rain. 亨利冲出房间，消失在了雨中。
2. B__y_t_h_e_t_i_m_e_ I was 10, I had been able to either play piano or violin.
3. _W__a_k_e_u_p__, Sammy! It has been late for you to go to school.
二、根据句意和汉语提示，填写单词。