Unit 1 Great Scientists教學設計

1、Unit 1 Great Scientists教學設計教學目標目標設置1. Knowledge and ability (1) To learn about the seven stages of a scientific report. (2) To grasp the main idea of the passage and each paragraph. (3) To develop the students' reading ability. (4) To improve students language expression ability.2. Emotional tar

2、get To learn from the great scientists and develop the noble spirits .3. Evaluation (評價) To see how well you've learned the passage and how you have performed in this class.教學方式和教學手段Communicative approach; AudioVisual approach; Group work; Multi-media板書設計 Great Scientists教學重點和難點學習重點1. To train t

3、he reading skills of skimming, scanning, careful reading;2To master the details of the passage and appreciate the spirits of the scientists.教學難點：1To get the detailed information by reading and learn to deal with it. 2To develop the students' ability of grasping the main idea.教學過程教學階段教師活動學生活動設計意圖

4、Lead-inT: Two weeks ago, I got a bad cold. I had a sore throat and I couldn't speak. I also found many of you went home because of it. Right? So do you think catching a bad cold is a terrible thing? But I have to say we're really lucky. Have you ever heard of Cholera? Let's look at some

5、pictures. Don't be scared. .Cholera is terrifying, but it was defeated by a scientist-John Snow.Students answer the teacher's questions.以近來學校師生普遍遭遇的病毒性流感導入，更為直觀親切，并能引起學生的興趣與好奇，為課文學習做鋪墊。Pre-reading Now read the short passage to learn more about the terrifying Cholera . Look through the short

6、passage quickly.通過瀏覽背景材料進一步激起學生的學習興趣并為課文學習做準備。While-readingStep 1 Fast-reading(1) Whats the main idea of the passage?A. John Snow was a well-known doctor in London.B. The cause of cholera was polluted water.C. The source of all drinking water should be examined.D. How did John Snow collect, analyze

7、the information, find the cause of the disease and solve it .(2)The passage is written in the form of a scientific report. Read the passage quickly and use the seven stages in examining a new scientific idea to describe each paragraph: Draw a conclusion(得出結論)Think of a method(找出研究方法)Collect results(

8、收集材料)Make up a question(形成研究主題)Find a problem(發(fā)現(xiàn)問題)Analyse results(分析材料)Find supporting evidence(找出支持觀點的證據(jù)) Students read the text quickly and find out the main idea of the passage and each paragraph.Answers:Para1:Find a problemPara2: Make up a questionPara3: Think of a methodPara4: Collect resultsP

9、ara5: Analyze the resultsPara6: Find supporting evidencePara7: Draw a conclusion學生通過表層閱讀了解文章的文體，抓住文章主題和段落大意，檢驗學生快速閱讀并獲取信息的能力。While-readingStep 2: Careful reading Para 1 Find a problem 1.What is the problem?2. How to control cholera, in John Snows opinion?Para 2 Make up a questionHe put forward_ theo

10、ries explaining the cause of choleraIdea 1 Cholera was spread by_in the air to attack people.Idea 2 People_ it with their meals.Para 3 Think of a method Read the 3th Para and try to catch the main idea of this paragraph. Para 4-5 Collect and analyze the results1. Where were many of the deaths in Bro

11、ad Street?2. What did Dr. Snow think was responsible for the disease?3. The water came from _.A.the river that had been dirtied by people from LondonB.the lake that had been polluted by local peopleC.the river that had been dirtied by water from LondonD.the lake that had been polluted by water from

12、LondonPara 6-7(1)Find supporting evidence: A woman and her daughter who had _from Broad Street also died after_. (2)Draw a conclusion with certainty:_(3)To prevent the cholera from spreading again, what did John Snow do?Students read each paragraph carefully again and try to get the answer from the

13、text by themselves.Then the students will discuss their answers with group-mates and check the answers from the screen. Point out the problems for the while class to discuss if any.學生通過逐段閱讀課文，從各段中獲取相關信息，并利用這些信息完成一些練習。提高學生獲取信息和處理信息的能力以及自主學習能力。以分組的形式討論答案可以培養(yǎng)學生學習能動性和團隊意識。Step 3 ConsolidationFill in the

14、 blanks from memory. John Snow was a well-known _ in London in the 19th century. He wanted to find the _ of cholera in order to _ it. In 1854 when a cholera _ , he began to gather information. He _ on a map where all the dead people had lived and he found that many people who had drunk the dirty wat

15、er from the _ died. So he decided that the polluted water carried cholera. He suggested that the _ of all water supplies be _ and the water companies were_ not to _ people _ polluted water any more. Finally “King Cholera” was _. First, the students fill in the blanks from memory . Then, the students

16、 check the answers by themselves. Last, the whole class read the whole passage together.根據(jù)記憶填空并通過瀏覽文章自我檢查，最后齊聲朗讀文章可加深學生對課文的理解，抓住課文的重點細節(jié)，給學生提高自助、自悟的機會，并培養(yǎng)學生的發(fā)散思維的綜合語言運用能力。DiscussionShow the topic for discussion: (1) What spirit can we find in John Snow? (2)As a student, what should we learn from him?

17、Students may get these words: intelligent, creative,talented, strict, patient, determined, positive, hard-working, confident, ambitious.通過討論約翰斯諾的精神，學生形成積極的情感態(tài)度，從而能在生活中勇敢面對任何挫折，不被困難打倒，在學習和工作中能主動探索積極進取。Summary&self-evaluation Ask some students to tell what they learn from this lesson and evaluate

18、their own performance. Excellent（優(yōu)） Good （良） Just so-so（一般） How many stars can you get?Students summarize what they have learned in this lesson and grade their performance.通過對學習內(nèi)容歸納總結確認學生的學習效果，鍛煉學習的總結歸納能力；自我評價具有鼓勵督促的雙重效果。HomeworkSurf the internet to find out: What should we pay attention to in our daily life to prevent ourselves from getting infected with all these infectious diseases?培養(yǎng)學生的發(fā)散思維能力，查找信息的能力以及提高個人的自我保護意識。設計思路文章雖然較長并分了七個段落，但整體脈絡清晰，完全按照科學報告七個步驟進行：發(fā)現(xiàn)問題形