The fourth grade Chinese "the first inventor of anesthetic" teaching plan one
Teaching objectives:
1. Read the text silently, and experience the function of words such as "everywhere, always remember, take your time" while reading. Accumulate words to describe the patient's pain, such as "heartbreak, dying, struggling, groaning".
2. Read the text correctly and fluently. Imagine what kind of dialogue Hua Tuo will have with the man who is behind his back, and then write it down.
3. Let students know that Hua Tuo, an ancient imperial doctor in China, summed up his experience in medical practice and tried repeatedly to become the first person in the world to invent anesthetic, thus inspiring students' national pride.
Teaching emphases and difficulties:
Understand the process of Huatuo's invention of Ma Fei powder, feel the urgency of Huatuo's urgent patients, think for patients, and be good at discovering, studying and solving problems.
Teaching time:
2 class hours
Teaching preparation:
mixed-media
Teaching process:
Introductory learning
Media display:
The first person to invent anesthetic.
First, the introduction of new courses.
1 let's learn lesson 12, call the roll and write the topic with the teacher. Note: There is a horizontal plane to the left of "drunk".
2. Look at the topic together. Is there any problem after reading it?
Preset;
(1) Who was the first person to invent anesthetic?
(2) What is the function of anesthetic?
(3) How did he invent it? Wait a minute.
The answers to the questions are all in the text. We will study the text. The first time I read the text, the media showed me: reluctantly, coincidentally, struggling, doctor, broken leg, heartbreaking, show me pictures. Introduction: Patients who have undergone surgery will fall asleep after drinking this medicine, and will wake up slowly after the operation.
Exhibition: 1700 years ago, there was a doctor in China named Hua Tuo. Because of his superb medical skills, he is known as the "imperial doctor".
Display: "Super" is red. Read the text softly for the first time, read the correct pronunciation, read the sentences and find the answers from the text.
Pronunciation and accurate words: reluctance, coincidence, struggle, broken leg, heartbreak.
Focus on (1) and (2).
1, explaining "anesthetic". What does this text mean? Look for this sentence and see what effect it has on the patient. Does the article refer to hemp boiling powder? A Chinese medicinal anesthetic. Patients undergoing surgery will fall asleep after drinking this medicine and wake up slowly after the operation. Read a sentence.
2. Who was the first person to invent anesthetic? (Hua Tuo) Introduce Hua Tuo with the sentences in the book.
First, what is "superb"? Can you change a word for it?
B, who can change the sentence pattern and introduce Hua Tuo again? Learn the text
Show: Form theory (), Hua Tuo thought. Xiu: Looking at the drunk, Hua Tuo mused: If there is a medicine that the patient can take, it will be like being drunk. Isn't it painless to have an operation?
Explanation: Hua Tuo thinks so because he saw ().
Explanation: Hua Tuo thinks so because he saw (). Again remind of (). Show: After the second operation, people were very surprised that the patient had no pain at all. Hua tuo also felt very strange and asked the person who carried the person: "How?" The man who carried the man replied, "Ah."
Display: Contents of Sections 8 and 9. Show: Hua Tuo has been paying attention to it since then, collecting single prescriptions everywhere for experiments, and finally synthesizing a Chinese medicine anesthetic? Patients who have finished the operation with Ma Feisan will fall asleep after drinking this medicine, and will wake up slowly after the operation.
Show: In this way, Hua Tuo became the first person to invent anesthetic in the world. His invention predates foreign countries by 1000 years.
It shows that Hua Tuo, a native of Peiguoqiao (now Haozhou, Anhui Province) in the Eastern Han Dynasty, was called "the originator of surgery" by later generations because of his comprehensive medical skills, especially his expertise in surgery. Hua Tuo likes reading since childhood, and is familiar with all kinds of classics and health knowledge. He is determined to use drugs to save the world and relieve people's suffering. Hua tuo practiced medicine in many places and was deeply loved by the masses.
Third, study the text.
Learning 2? Section 7
1, teacher transition: As a "magic doctor", Hua Tuo sometimes feels deeply uneasy. The text tells the story of Hua Tuo's two operations, that is, operating on children.
2. Operate on a drunk (show the form). What did Hua Tuo see when he operated on these two different patients? Hear what? What was the result? what do you think? Please read the text quietly and complete the form after class. Seeing and hearing the operation, I thought of cutting the child's poisonous sore and jumping around to operate on the drunk who broke his leg.
4. Read the fourth part of the text and complete the exercise.
Instruct students to say it in the text first, and then say it in another way. )
5. What is this sentence?
(1) to guide reading.
(2) Can you ask questions by grasping the key words in the sentence? Preset: What does meditation mean? What did Hua Tuo meditate on? Why does he meditate like this?
(3) Discuss according to the problem. Fill in the blanks according to the context. (Instruct students to put it another way: "Be at the mercy of others")
(4) What is the real purpose of Hua Tuo's thinking? Added: "I think of () again."
(5) What does Hua Tuo look like? (be anxious about the patient's urgency and think about the patient's thoughts)
7. cooperative reading between teachers and students 2? Seven squares.
8. Expand your imagination and practice speaking: After the second operation, it is surprising that the patient has no pain at all. Imagine what kind of dialogue Hua Tuo will have with people who carry people at this time. Let's practice and talk about it. Summary: In front of us, we understand the text by reading sentences, grasping key words, asking questions and thinking deeply, and realize that Hua Tuo is a person who can think for patients and has good medical ethics.
Study 8? Section 9
1. How did Hua Tuo invent the anesthetic? How did he do it? What happened? Read sections 8 and 9 silently, find out the key words in this sentence by grasping the key words, then ask questions according to the words and try to answer them.
2. Let's start with section 8. According to the students' communication, point out the key words: forever, everywhere.
(1) Hua Tuo collects from time to time. What does this mean? (Writing Hua Tuo always pays attention to observation and sums up experience in practice. )
(2) Oral practice: Use your head and imagine how Hua Tuo has been paying attention to the invention of anesthetics and collecting unilateral experiments everywhere. What difficulties may be encountered? How to overcome it?
(3) What does the word "finally" mean? It is not easy to write this invention. Hua tuo made great efforts to achieve the ideal effect. )
Communication section 9
(1) According to students' communication, the key words are red.
(2) What do the words "first" and "more than a thousand years" mean? It shows that Mafeisan is a great invention in medicine. The advanced science and technology in ancient China, the intelligence and great creation of ancient scientists deserve our pride. )
(3) Read the sentences together. (praise, admiration)
5. Briefly introduce Hua Tuo.
Summary: Through the study of this course, we know that Hua Tuo can become the first person to invent anesthetic in the world because he is good at finding problems from the most common and accidental events, studying hard and finally solving problems, and because he has the good quality of being anxious about the patient and thinking about the patient's thoughts, he is worthy of being an excellent doctor. I hope everyone will study hard and make a difference in the future, winning glory for our country and benefiting mankind.
Blackboard design:
The first person to invent anesthetic.
Hua tuo was deeply disturbed. The sick child is in great pain. The drunk was at the mercy of others. Finally, he has been paying attention to it and collecting it everywhere.
The fourth grade Chinese "the first inventor of anesthetic" teaching plan II
Teaching objectives:
1, read the text correctly and fluently.
2. Read the text silently, and experience the functions of words such as "everywhere, vaguely, forever and slowly" while reading.
3. Let the students know that Hua Tuo, an ancient imperial doctor in China, summed up his experience and made repeated experiments, and finally invented the traditional Chinese medicine anesthetic Mafeisan, becoming the first person in the world to invent anesthetic, thus inspiring the students' thoughts and feelings of being proud of the long and advanced science and technology of the motherland.
Imagine what kind of dialogue Hua Tuo will have with that man, and then write it down.
Teaching focus:
The reason and process of Hua Tuo's invention of anesthetic.
Teaching difficulties:
Grasp the key words and understand the meaning of the sentence.
Students prepare:
Collect Hua Tuo's materials and preview the text before class.
Teaching process:
First, introduce a dialogue to show the topic.
1, students, in our long history, countless great men have emerged, who use their wisdom and creativity to promote social development. Today we are going to learn from a famous physician? The story of Hua Tuo. (writing on the blackboard: Hua Tuo reads quasi-disyllabic words: Hua Hu? )
2. Introduction to Hua Tuo: Students exchange information collected before class, and the teacher randomly presents the first paragraph of the text.
3. Presentation topic: The first person to discover anesthetic.
(1) Synchronous reading project
(2) Query: Can the word "invention" in the title be changed to "discovery"?
(3) Discussion: Different usages of invention and discovery. Discovery already exists, while invention is a process from scratch and an activity to create new things. )
So what did Hua Tuo discover and invented the anesthetic?
Second, perceive the text and understand Hua Tuo.
1. Students read the text silently with the above questions.
2. Answer the question: What did Hua Tuo discover?
Student communication: (1) Hua Tuo found the patient in pain during the operation.
(2) Hua Tuo found that people would fall asleep after drinking alcohol, and there would be no pain during the operation.
What kind of person do you think Hua Tuo is from these findings? (caring for patients, good at observation)
Third, study the text and have a deep understanding.
1, the article wrote two things that impressed Hua Tuo in his medical career. What did he see, hear and think of in these two things?
Show me the form:
Surgery, vision, hearing and thinking
Operate on a lively child.
Operate on a drunk
2. Read the text silently and complete the exercise.
(1) exchange random solutions: These words in the text mean "to be alive and kicking, to be heartbroken, to scream and groan."
(2) According to the table, the teacher read aloud with explanations, especially two questions.
(1) Is there any way to make patients who are undergoing surgery feel no pain?
(2) If there is a medicine, let the patient eat it, just like being drunk, wouldn't the operation be painless?
By changing sentence patterns and reading aloud repeatedly, I can understand Hua Tuo's noble medical ethics of being anxious about the patient and thinking about what the patient thinks. )
(3) Practice speaking: Surprisingly, after the second operation, the patient has no pain at all. Hua tuo also felt very strange and asked the person who carried the person: "How?" The man who carried the man replied, "Ah."
Although two things are small, they inspired Hua Tuo, made him think and urged him to study. (blackboard writing: thinking and research)
4. Read the text together? Section 7.
5. Read Part 8 and fill in the blanks:
From then on, Hua Tuo experimented with () and (), and finally synthesized (), becoming the () in the world.
6. Compare sentences:
Since then, Hua tuo has been paying attention to it, collecting unilateral experiments everywhere, and finally synthesizing a traditional Chinese medicine anesthetic? Patients who have finished the operation with Ma Feisan will fall asleep after drinking this medicine, and will wake up slowly after the operation.
From then on, Hua tuo carefully collected and experimented unilaterally, and finally synthesized a Chinese herbal anesthetic? Patients who have finished the operation with Ma Feisan will fall asleep after drinking this medicine and wake up after the operation.
(1) Read sentences ① and ② in groups.
(2) Understanding the function of reduplicated words such as "always, everywhere, faintly and slowly" shows Hua Tuo's persistence in medicine and his concern for patients.
(3) Read sentence ① together.
7. After learning this, please tell me in one sentence how Hua Tuo became the first person to invent anesthetic in the world.
8. (Show the last part) Read together in a complimentary tone.
Fourth, summarize the text and assign homework.
1, teacher's summary: It is recorded in this paper that 1700 years ago, Chinese doctor Hua Tuo developed leprosy powder to relieve the pain of surgical patients and became the first person in the world to invent anesthetic. This invention was more than 1000 years earlier than that of foreign countries, which shows that China's ancient science and technology is in the world position. As descendants of the Chinese people, we should be proud of the splendid science and culture in ancient China.
2. Homework: (1) Complete the speaking and writing exercises of the dual-track system after class.
(2) Collected the stories of inventors at home and abroad.
Blackboard design:
Sick child: struggling painfully? Deeply disturbed
The first person who invented anesthetic stared at it and collected it everywhere.
Hua Tuo drunk: at the mercy of others? Deep in thought, synthesize hemp powder
The fourth grade Chinese "the first inventor of anesthetic" teaching plan III
Learning objectives:
1, correctly write "lung"; Understand the accumulation of "heartbreak"
2. Under the guidance of the teacher, learn to contact the existing experience and ask questions about key words.
3. Be able to independently summarize two things in Huatuo's medical practice; By studying and describing the contents of Hua Tuo's psychological activities, I feel that he always thinks about the sufferings of patients and feels his noble medical ethics.
4. Understand the relationship between material selection, detailed arrangement and the theme to be expressed; Feel the basic characteristics of paragraph cohesion in the article.
Class arrangement:
One class hour
Preview before class:
1. Ask questions about the topic, read the text with questions and talk about the main contents of the text.
2. After reading the beginning and end of the article, tell me what you know about Hua Tuo.
Teaching process:
First expose the topic, check the preview, dredge the main idea of the text, and get a preliminary understanding of the characters in the article.
1, write on the blackboard and read together.
2. Check the preview
(1) Show preview requirements 1 Students talk about what they have learned after reading the text according to the questions raised on the topic.
The Combination of Teacher and Blackboard Writing: Hua Tuo's Pronunciation Painting
(2) Show preview question 2: Students' writing on the blackboard: The superb medical skills of the imperial doctor guide the reading of the first and second paragraphs of the text. Second, learn two examples written in the article, read the psychological activities of the characters, feel the spirit of the characters, and understand the author's intention of selecting materials.
1, contact the old knowledge and ask the teacher: What does the text "Coming Back to Life" make us think about Bian Que's medical skill? At the beginning, this passage also tells us that Hua Tuo's medical skills are brilliant and he is called "the imperial doctor", but what happens next? Do you have any questions? Students ask questions, and the teacher boils down to: Why did the author choose this material?
2. Learn the key paragraphs of the text, practice summarizing the main contents according to the table, and feel the spirit of the characters.
(1) Read sections 2-7 of the text silently and summarize the main contents of the two things against the table.
(2) communication, the teacher to guide the writing of Lung Meridian, understand "tore heart crack lung".
(3) Instruct students to change the sentences of psychological activities into indirect narration.
(4) Learn to write sentences about psychological activities and feel the spirit of the characters on the blackboard: noble medical ethics and thinking about the sufferings of patients.
3. Read sections 2-7 to deepen your understanding.
4. Understand the intention of material selection and dispel doubts.
On the surface, the material selected in the article has nothing to do with "Imperial Doctor". In fact, from a deeper level, he tells us what kind of people can become "imperial doctors." Because of his noble medical ethics, he always thinks about the sufferings of patients, so he will continue to learn and improve his medical skills. His name will be engraved in the hearts of ordinary people, and ordinary people will call him admiringly? "imperial doctor")
Third, learn the eighth section of the text, experience the function of words such as "everywhere, forever" and further feel the spirit of the characters.
1, read the eighth section of the text, and guide the questions to boil down to: Why did the text describe the reason for the invention of anesthetic in detail, but put aside the whole story?
2. Show the formula of Huatuo Mafei powder and feel the hardship of inventing anesthetic.
3. Discuss and explain the teacher's summary: This is an article about people, and the article about people focuses on expressing the characteristics of the characters. The characters have been established, and in the case of limited space, the author has written the story briefly.
Fourthly, summarize the full text and understand the characteristics of contextual connection.
1, the teacher summarizes the full text.
2. Show "However" and guide students to pay attention to the characteristics of the relationship between chapters. Teacher's summary: paying attention to the connection of context can make the structure of the article more compact and the connection of context more smooth and natural.
Blackboard design:
The first person to invent anesthetic.