Step 5 While reading---Task 3Read the text again and answer the following questions.Q1: How many countries does the UK consist of ?4 Q2: What are the four countries of the United Kingdom?England, Wales, Scotland and Northern Ireland Q3: Which two were the first to be joined together ?England and WalesQ4: What are the two chief advantages of studying the history of a country ?The first one is to help you understand more about the country and its traditions.The second one is to make visiting it more enjoyable.Q5: What’s the author’s attitude towards studying the history ?Supportive/positiveStep 6 Post reading---Retell the textThe United Kingdom, Great Britain, Britain, England—many people are confused by (1)_____ these different names mean. In the 16th century, the nearby country of Wales (2) __________(join) to the Kingdom of England. In the 19 th century, the Kingdom of Ireland was added to create the United Kingdom of Great Britain and Ireland. Finally, the southern part of Ireland (3) ______ (break) away from the UK, which resulted in the full name we have today. However, most people just use the (4)_________(shorten) name: the UK. The four countries (5)__________ belong to the United Kingdom work together in some areas. There were four sets of invaders and the last group were the Normans. They had castles (6)_________(build) all around England and made changes (7)__________ the legal system. Studying the history of the country will make your visit much more (8)_________(enjoy). The capital city London is (9)___ ancient port city that has a history (10)______(date) back to Roman times. 1. what 2.was joined 3.broke 4.shortened 5.that 6. built 7.to 8.enjoyable 9.an 10.dating Step 6 Homework
Listening and Speaking introduces the topic of “Take part in a youth project”. The listening text is an interview about "sharing views on historical sites". Through listening to a dialogue between Chinese and foreign students on the way to the Confucius Temple, students can understand their views on the Confucius Temple, Confucius, Confucius' descendants and Confucius' educational thoughts, so as to realize and think about the profound influence of Confucius and his thoughts on Chinese historical tradition. At the same time, the dialogue naturally integrates English idioms and mentions Shakespeare, the British playwright, so as to provide language materials and context for students to understand English idioms and related cultural allusions, as well as to compare Chinese and foreign cultures, which is helpful for students to understand and express the language such as history, tradition, culture and custom significant impact.Text analysis: listening text is a dialogue between a British student and a Chinese student when he goes to the Confucius Temple. When William, a British student, visited the Confucius Temple, he asked Xiao Kong, a Chinese student, for directions. Xiao Kong was just going to the Confucius Temple to meet with the members of the research group, so they went together and exchanged their views on the Confucius Temple, Confucius, Confucius' descendants and Confucius' educational thoughts. From the perspective of foreign tourists, this paper describes their thoughts on Confucius, the great son of Confucius, who had a profound impact on Chinese history and cultural tradition, and his education.Listening and Talking introduces a visit to a historic tourist destination. Tourism is a common way to understand a country's history, culture, and customs and so on. Students listen to the dialogue between Xiao Yan, a youth hostel Usher, and Paul, a backpacker, to learn about Pingyao's famous historical and cultural attractions and Paul's travel experience and experience as a foreign tourist.
4. When he got absorbed in his world of music, he felt as if he could “see” the beauty of the world around him, like he had in his previous life.P·P as adverbial: _________________________________________________________________.Function: _______________________________________________________________________.Step 5 Solid Complete the passage with the words in brackets in their correct forms.Well known as a successful band, the Impact members show quite a few striking qualities. They never ever give up. When _____________(question) by the media, they are not _____________(discourage) and practise even harder. They are improving themselves by attending several master training class. They are united. _____________(fill with) team spirit, they act as a whole, always aiming for glory. Step 6 Difference and similarity from -ingObserve the following examples.1. He went out, shutting the door behind him.=He went out, ________________________________________________________.2. Not knowing what to do, he went to his parents for help.=__________________________________________, he went to his parents for help.Similarity: _______________________________________________________________________________________________________________________________________________________.Difference : _______________________________________________________________________________________________________________________________________________________.Step Practice1. ________ in a hurry, this article was not so good. 因為寫得匆忙, 這篇文章不是很好。2. ________ carefully, he found something he hadn’t known before. 他仔細讀書時, 發(fā)現(xiàn)了一些從前不知道的東西。3. ________ why he did it, the monitor said it was his duty. 當被問及他為什么要這么做時, 班長說這是他的職責
1. Get basic information about Eric; read deeply to understand the history and development of the virtual choir.2. Understand what the function of the virtual choir is and how to make a virtual choir.3. Understand the meaning of some languages in the context of the text through question guidance, such as “Many people do not have close friends or contacts who have the same interest in music.” and so on.Step 1 Leading-in1. Answer the following questions.Q1:Do you know the Apps like Tik Tok and Quick Hand?Q2: Do you want to make a Tik Tok video or a Quick Hand video?2. Play a Tik Tok video Step 2: Understanding the title Q1:What does the title mean ?Q2: Is the article a narration or exposition? Why? Q3: Can you change the title ? If you can, what is the title?Step 3: Scanning the whole text and getting the basic information1. Answer the following questions.Q1:Who came up with the idea for a virtual choir?Q2: Where did Eric studied the musical composition?Q3: What is his song?2. Find the main idea of each paragraph3. Deal with some new words.Step 4: Reading carefully to get detailed informationPara 1 How to make a virtual choir1. PreparationA. tools: a virtual camera; an Internet connectionB. hero/heroin: friends or some individuals who have the same interests2. Process
The Internet celebrity Gao Yifeng. Years ago, he owned 5 companies and the staffs over 1,000, but during the economy crisis, he became nothing but debt. He was so worried that his hair became white overnight. There was a time when he wanted to killed himself. But after listening to the song Start Over by Liu Huan, he decided to cheer himself up. He started a steamed bun shop and gradually became a national chain shops. Now he became successful again.Walter Haddon said, “Music is the medicine of a troubled mind.” Music contains such a pleasant and inspiring force. Music gave him courage and bravery. When he listened to the song, it made his spirit fly like a kite in the wind. Music gave him strength and brought him relief. It was the rock I leant on to become strong and to get through those hard times. I hope none of us have to go through the same kind of suffering that he did. At the same time, we all go through various periods when we feel sad or alone. During those times, music can help us in the same way that it helped him. I hope we all will somehow begin to treasure music and make it a part of our life. Thank you for your listening !5.Revise your writing each other.Does he/she explain how music has changed his/her/someone else’s life?Are some of the rhetorical devices included and used properly ?Does he/she talk about how music makes him/her/someone feel?Is the first word in each sentences capitalised?Does he/she use correct punctuation ?
1. Ss look at the picture and scan the passage to understand the main idea while teacher is giving the following questions to inspire Ss to think.*Where are those people?*What are they doing?*Why are they so excited?2. Ss complete the passage with the appropriate -ing form. Then discuss and check the answers with class.Answers: boring, interesting, taking, exciting, amazing3. The teacher raises questions for the students to discuss and encourages them to express their opinions.*Do you like La Tomatina? Why or why not?4. Each group representative reports the discussion result, the teacher gives feedback and the evaluation.Step 6 PracticeActivity 41. Ss complete the Ex 2 in Using structures.2. Check the answers after finishing the exercises.①The dragon boat races are the most exciting part of the Dragon Boat Festival.② The children were excited to go Easter egg hunting.③What an amazing performance! This is the best music festival I have ever been to.④We were amazed by her funny-looking hat.⑤His inspiring speech at the conference won the admiration/ favour of the audience.⑥This is a challenging game to test your memory and observation capabilities. 3. T asks Ss to finish Ex 3 and 4 in Using structures by themselves, then check the answers with class.Step 6 Homework1. Understand and master the functions and usage of the -ing form;2. Finish the other exercises in Using structures.1、通過本節(jié)內(nèi)容學習,學生是否理解和掌握動詞-ing形式作定語和表語的功能和意義;2、通過本節(jié)內(nèi)容學習,學生能否在理解文段內(nèi)容的基礎(chǔ)上,根據(jù)上下文語境和表達邏輯,能正確運用動詞-ing形式描述節(jié)日慶典。3、通過本節(jié)內(nèi)容學習,學生是否歸納和積累用于表達情緒的相關(guān)詞匯。
Activity 41. Students complete the task of activity 4, then teachers and students check the answers. 2. The teacher organized the students to work together and asked them to use the tables and mind maps sorted out before to retold the important choices in Lin Qiaozhi's life and their resultsStep 5 Language points1. The teacher asks the students to read the text carefully, find out the core words and long and difficult sentences in the text and draw lines, understand the use of vocabulary, and analyze the structure of long and difficult sentences. 2. The teacher explains and summarizes the usage of core vocabulary and asks the students to take notes. 3. The teacher analyzes and explains the long and difficult sentences that the students don't understand, so that the students can understand them better. Step 6 Homework1. Read the text again, in-depth understanding of the text; 2. Master the use of core vocabulary and understand the long and difficult sentences. 3. Complete relevant exercises in the guide plan. 1、通過本節(jié)內(nèi)容學習,學生是否理解和掌握閱讀文本中的新詞匯的意義與用法;2、通過本節(jié)內(nèi)容學習,學生能否結(jié)合文本特點總結(jié)林巧稚的人生原則和人格品質(zhì)特征;3、通過本節(jié)內(nèi)容學習,學生能否針對人生抉擇發(fā)表自己的看法;能否全面地、客觀地、理性地看待問題,進而對道德和人性有更加深入的思考和理解。
(2)Consolidate key vocabulary.Ask the students to complete the exercises of activity 6 by themselves. Then ask them to check the answers with their partners.(The first language:Damage of the 1906 San Francisco earthquake and fire.A second language: Yunnan - one of the most diverse provinces in China).Step 5 Language points1. The teacher asks the students to read the text carefully, find out the more words and long and difficult sentences in the text and draw lines, understand the use of vocabulary, and analyze the structure of long and difficult sentences.2. The teacher explains and summarizes the usage of core vocabulary and asks the students to take notes.3. The teacher analyzes and explains the long and difficult sentences that the students don't understand, so that the students can understand them better.Step 6 Homework1. Read the text again, in-depth understanding of the text;2. Master the use of core vocabulary and understand the long and difficult sentences.3. Complete relevant exercises in the guide plan.1、通過本節(jié)內(nèi)容學習,學生是否理解和掌握閱讀文本中的新詞匯的意義與用法;2、通過本節(jié)內(nèi)容學習,學生能否結(jié)合文本特點了解文章的結(jié)構(gòu)和作者的寫作邏輯;3、通過本節(jié)內(nèi)容學習,學生能否了解舊金山的城市風貌、文化特色,以及加利福尼亞州的歷史,體會多元文化對美國的影響。
知識探究(一):普查與抽查像人口普查這樣,對每一個調(diào)查調(diào)查對象都進行調(diào)查的方法,稱為全面調(diào)查(又稱普查)。 在一個調(diào)查中,我們把調(diào)查對象的全體稱為總體,組成總體的每一個調(diào)查對象稱為個體。為了強調(diào)調(diào)查目的,也可以把調(diào)查對象的某些指標的全體作為總體,每一個調(diào)查對象的相應指標作為個體。問題二:除了普查,還有其他的調(diào)查方法嗎?由于人口普查需要花費巨大的財力、物力,因而不宜經(jīng)常進行。為了及時掌握全國人口變動狀況,我國每年還會進行一次人口變動情況的調(diào)查,根據(jù)抽取的居民情況來推斷總體的人口變動情況。像這樣,根據(jù)一定目的,從總體中抽取一部分個體進行調(diào)查,并以此為依據(jù)對總體的情況作出估計和判斷的方法,稱為抽樣調(diào)查(或稱抽查)。我們把從總體中抽取的那部分個體稱為樣本,樣本中包含的個體數(shù)稱為樣本量。
二項式定理形式上的特點(1)二項展開式有n+1項,而不是n項.(2)二項式系數(shù)都是C_n^k(k=0,1,2,…,n),它與二項展開式中某一項的系數(shù)不一定相等.(3)二項展開式中的二項式系數(shù)的和等于2n,即C_n^0+C_n^1+C_n^2+…+C_n^n=2n.(4)在排列方式上,按照字母a的降冪排列,從第一項起,次數(shù)由n次逐項減少1次直到0次,同時字母b按升冪排列,次數(shù)由0次逐項增加1次直到n次.1.判斷(正確的打“√”,錯誤的打“×”)(1)(a+b)n展開式中共有n項. ( )(2)在公式中,交換a,b的順序?qū)Ω黜棝]有影響. ( )(3)Cknan-kbk是(a+b)n展開式中的第k項. ( )(4)(a-b)n與(a+b)n的二項式展開式的二項式系數(shù)相同. ( )[解析] (1)× 因為(a+b)n展開式中共有n+1項.(2)× 因為二項式的第k+1項Cknan-kbk和(b+a)n的展開式的第k+1項Cknbn-kak是不同的,其中的a,b是不能隨便交換的.(3)× 因為Cknan-kbk是(a+b)n展開式中的第k+1項.(4)√ 因為(a-b)n與(a+b)n的二項式展開式的二項式系數(shù)都是Crn.[答案] (1)× (2)× (3)× (4)√
【教學目標】知識與技能:了解我國不同等級城市的劃分,并理論聯(lián)系實際辨別現(xiàn)實社會的城市等級運用有關(guān)原理,說明不同等級城市服務范圍的差異。了解城市服務范圍與地理位置的關(guān)系。掌握不同等級城市的分布特點了解稱城市六邊形理論,并能用其解釋荷蘭圩田居民點設(shè)置問題過程與方法:通過對棗強鎮(zhèn)及上海城市等級演化分布的學習,掌握不同等級城市城市服務范圍與功能以及城市等級提高的基本條件通過對德國城市分布案例的學習,總結(jié)歸納出不同等級城市分布規(guī)律通過城市六邊形理論的學習,學會分析城市居民點布局等現(xiàn)實問題情感態(tài)度與價值觀:通過學生對我國不同等級城市(經(jīng)濟、人口、交通、服務種類)等相關(guān)資料的搜集,讓學生關(guān)心我國基本地理國情,增強熱愛祖國的情感。養(yǎng)成求真、求實的科學態(tài)度,提高地理審美情趣。
1.了解我國城市等級劃分的標準,知道不同國家和地區(qū)城市等級劃分的標準是不同的。2.了解不同的城市等級其城市地域結(jié)構(gòu)不同,提供的服務種類和服務范圍是不同的。聯(lián)系城市地域結(jié)構(gòu)的有關(guān)理論,說明不同規(guī)模城市服務功能的差異。3.了解不同等級城市服務范圍的嵌套理論,了解不同等級城市空間分布特點。教學重點:1.了解我國城市等級劃分的標準2.了解不同的城市等級其城市地域結(jié)構(gòu)不同,提供的服務種類和服務范圍是不同的。教學難點::不同等級城市服務范圍的嵌套理論教具準備:多媒體教學方法:比較分析法、圖示法、講述法、列表對比法教學過程:第一課時導入新課:我們生活在不同的城市,如廣州、佛山、西樵等,我們知道,這些城市有大小之分,也就是說城市等級是是不同的,那么城市的等級是如何劃分的呢?不同等級城市的服務功能如何呢?這就是我們今天要探討的第二節(jié)
三個“二次”即一元二次函數(shù)、一元二次方程、一元二次不等式是高中數(shù)學的重要內(nèi)容,具有豐富的內(nèi)涵和密切的聯(lián)系,同時也是研究包含二次曲線在內(nèi)的許多內(nèi)容的工具 高考試題中近一半的試題與這三個“二次”問題有關(guān) 本節(jié)主要是幫助考生理解三者之間的區(qū)別及聯(lián)系,掌握函數(shù)、方程及不等式的思想和方法。課程目標1. 通過探索,使學生理解二次函數(shù)與一元二次方程,一元二次不等式之間的聯(lián)系。2. 使學生能夠運用二次函數(shù)及其圖像,性質(zhì)解決實際問題. 3. 滲透數(shù)形結(jié)合思想,進一步培養(yǎng)學生綜合解題能力。數(shù)學學科素養(yǎng)1.數(shù)學抽象:一元二次函數(shù)與一元二次方程,一元二次不等式之間的聯(lián)系;2.邏輯推理:一元二次不等式恒成立問題;3.數(shù)學運算:解一元二次不等式;4.數(shù)據(jù)分析:一元二次不等式解決實際問題;5.數(shù)學建模:運用數(shù)形結(jié)合的思想,逐步滲透一元二次函數(shù)與一元二次方程,一元二次不等式之間的聯(lián)系。
(一)例題引入籃球聯(lián)賽中,每場比賽都要分出勝負,每隊勝1場得2分,負1場得1分。某隊在10場比賽中得到16分,那么這個隊勝負場數(shù)分別是多少?方法一:(利用之前的知識,學生自己列出并求解)解:設(shè)剩X場,則負(10-X)場。方程:2X+(10-X)=16方法二:(老師帶領(lǐng)學生一起列出方程組)解:設(shè)勝X場,負Y場。根據(jù):勝的場數(shù)+負的場數(shù)=總場數(shù) 勝場積分+負場積分=總積分得到:X+Y=10 2X+Y=16
一、描述圓周運動的物理量 探究交流 打籃球的同學可能玩過轉(zhuǎn)籃球,讓籃球在指尖旋轉(zhuǎn),展示自己的球技,如圖5-4-1所示.若籃球正繞指尖所在的豎直軸旋轉(zhuǎn),那么籃球上不同高度的各點的角速度相同嗎?線速度相同嗎? 【提示】 籃球上各點的角速度是相同的.但由于不同高度的各點轉(zhuǎn)動時的圓心、半徑不同,由v=ωr可知不同高度的各點的線速度不同.
教師姓名 課程名稱數(shù)學班 級 授課日期 授課順序 章節(jié)名稱§2.3 一元二次不等式教 學 目 標知識目標:1、理解一元二次不等式和一元二次方程以及二次函數(shù)之間的關(guān)系 2、理解一元二次不等式的解集的含義 3、一元二次不等式的解集與二次函數(shù)圖像的對應 技能目標:1、會解一元二次方程 2、會畫二次函數(shù)的圖像 3、能結(jié)合圖像寫出一元二次不等式的解集 情感目標:體會知識之間的相互關(guān)聯(lián)性,體會數(shù)形結(jié)合思想的重要性教學 重點 和 難點重點: 1、一元二次不等式的解集的含義 2、一元二次不等式與二次函數(shù)的關(guān)系 難點: 1、將一元二次不等式和一元二次方程以及二次函數(shù)聯(lián)系起來 2、在函數(shù)圖像上正確的找到解集對應的部分教 學 資 源《數(shù)學》(第一冊) 多媒體課件評 估 反 饋課堂提問 課堂練習作 業(yè)習題2.3課后記本節(jié)課內(nèi)容是比較重要的,是一元二次方程、一元二次函數(shù)、一元二次不等式的結(jié)合,相關(guān)知識點融會貫通,數(shù)形結(jié)合的思想方法在這有很好的運用。三種情況只要講清楚一種,另外兩種可由學生自行推出結(jié)論。
【教學目標】1、了解方程、不等式、函數(shù)的圖像之間的聯(lián)系;2、掌握一元二次不等式的圖像解法;【教學重點】1、 方程、不等式、函數(shù)的圖像之間的聯(lián)系;2、 一元二次不等式的解法。【教學難點】 一元二次不等式的解法?!窘虒W設(shè)計】 1、從復習一次函數(shù)圖像、一元一次方程、一元一次不等式的聯(lián)系入手;2、類比觀察一元二次函數(shù)圖像,得到一元二次不等式的圖像解法;3、加強知識的鞏固與練習,培養(yǎng)學生的數(shù)學思維能力?!菊n時安排】 2課時(90分鐘)【教學過程】一、一元二次不等式的解法² 復習回顧1、根據(jù)初中所學知識,填寫下面表格: △>0 △=0△<0y=ax²+bx+c (a>0)的圖像ax²+bx+c=0 (a>0)的根有 2 個根有 1 個根有 0 個根2、觀察二次函數(shù)y=x²-5x+6的圖像,回答下列問題:(1)當y=0時,x取什么值?(2)二次函數(shù)y=x²-5x+6的圖像與x軸交點的坐標是什么?(3)當y<0時,x的取值范圍是什么?總結(jié):由此看到,通過對函數(shù)y=x²-5x+6的圖像的研究,可以求出不等式x²-5x+6>0與x²-5x+6<0的解集
一、定義: ,這一公式表示的定理叫做二項式定理,其中公式右邊的多項式叫做的二項展開式;上述二項展開式中各項的系數(shù) 叫做二項式系數(shù),第項叫做二項展開式的通項,用表示;叫做二項展開式的通項公式.二、二項展開式的特點與功能1. 二項展開式的特點項數(shù):二項展開式共(二項式的指數(shù)+1)項;指數(shù):二項展開式各項的第一字母依次降冪(其冪指數(shù)等于相應二項式系數(shù)的下標與上標的差),第二字母依次升冪(其冪指數(shù)等于二項式系數(shù)的上標),并且每一項中兩個字母的系數(shù)之和均等于二項式的指數(shù);系數(shù):各項的二項式系數(shù)下標等于二項式指數(shù);上標等于該項的項數(shù)減去1(或等于第二字母的冪指數(shù);2. 二項展開式的功能注意到二項展開式的各項均含有不同的組合數(shù),若賦予a,b不同的取值,則二項式展開式演變成一個組合恒等式.因此,揭示二項式定理的恒等式為組合恒等式的“母函數(shù)”,它是解決組合多項式問題的原始依據(jù).又注意到在的二項展開式中,若將各項中組合數(shù)以外的因子視為這一組合數(shù)的系數(shù),則易見展開式中各組合數(shù)的系數(shù)依次成等比數(shù)列.因此,解決組合數(shù)的系數(shù)依次成等比數(shù)列的求值或證明問題,二項式公式也是不可或缺的理論依據(jù).
本節(jié)內(nèi)容是復數(shù)的三角表示,是復數(shù)與三角函數(shù)的結(jié)合,是對復數(shù)的拓展延伸,這樣更有利于我們對復數(shù)的研究。1.數(shù)學抽象:利用復數(shù)的三角形式解決實際問題;2.邏輯推理:通過課堂探究逐步培養(yǎng)學生的邏輯思維能力;3.數(shù)學建模:掌握復數(shù)的三角形式;4.直觀想象:利用復數(shù)三角形式解決一系列實際問題;5.數(shù)學運算:能夠正確運用復數(shù)三角形式計算復數(shù)的乘法、除法;6.數(shù)據(jù)分析:通過經(jīng)歷提出問題—推導過程—得出結(jié)論—例題講解—練習鞏固的過程,讓學生認識到數(shù)學知識的邏輯性和嚴密性。復數(shù)的三角形式、復數(shù)三角形式乘法、除法法則及其幾何意義舊知導入:問題一:你還記得復數(shù)的幾何意義嗎?問題二:我們知道,向量也可以由它的大小和方向唯一確定,那么能否借助向量的大小和方向這兩個要素來表示復數(shù)呢?如何表示?
老師們、同學們,上午好!今天是第二十個全國中小學生“安全教育日”,所以,今天我講話的題目是《珍愛生命,安全第一》,教育部長周濟曾講過這么一句話:“沒有安全,何談教育”,的確是這樣,沒有校園安全,哪來教育事業(yè)的發(fā)展。校園安全不但關(guān)系到每位同學能否健康成長,也關(guān)系到每個家庭的幸福。因此,我們必須清醒的認識到“安全無小事”。但校園安全事故每天都在上演,校園安全問題成了永恒的話題。樓道踩踏、食物中毒、溺水身亡、交通安全、違規(guī)用電、火災火險、體育運動、網(wǎng)絡交友、打架斗毆、流感病毒、毒品危害等等,這些校園安全事故時刻威脅著我們青少年學生的健康成長。下面我們聽一聽這些觸目驚心的安全事故。XX年12月7日湖南省湘潭育才中學發(fā)生慘重的校園踩踏事件,一名學生在下樓梯的過程中跌倒,引起擁擠踩踏,造成8人死亡,26人受傷。XX年12月2日,山東東營某學校校車側(cè)翻事故造成3名學生死亡。XX年12月8日,安徽省淮北市同仁中學籃球場邊的高墻轟然坍塌,5名女同學的花季生命被永遠定格在哪里。XX年4月27日,遼寧省葫蘆島市某中學6名學生校外私自游泳,溺水死亡。
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