Teaching plan for the "Extraction of Information" lecture and evaluation course in the third grade of junior high school
Introduction: Students are familiar with the question types of the high school entrance examination and clarify the standards for reading questions in the high school entrance examination. The following is the lesson plan for the third grade of junior high school that I bring to you. Chinese language? Information extraction? Lesson plan for lecture and evaluation. I hope it will be helpful to you.
1. Teaching purposes
1. To familiarize students with the types of questions in the high school entrance examination and clarify the standards for reading questions in the high school entrance examination;
2. Training Students have the habit of accurately reviewing questions and answering questions accurately to improve their test-taking skills;
3. Teaching methods to cultivate students’ transfer ability in answering similar questions; 2. Important and difficult points in teaching
1. Key points : Let students learn to master standard answer questions;
2. Difficulty: transfer training;
3. Teaching process
Introduction
Teacher: Today, we will make a reform. When we call for get out of class and answer questions, we should not stand up, but sit down! Okay, class! (There may be a small number of students who still stand up.) Teacher: The students who stood up just now failed to get me The information in the speech just now. The teacher said, "No need to stand up." This information was not input into the brains of these students. ?The content of our review today is: "Extraction and Transformation of High School Entrance Examination Information" (shown). What is information extraction and transformation? Generally speaking, information extraction is summary, which is to extract the central content of a piece of text. To put it more broadly, there are many other forms, such as using language, graphics, etc. , briefly express the content of the article or paragraph, or convert graphics and other information into text information to form a conclusion. The information questions in the high school entrance examination should be said to be a hot spot in the past two years, because the "curriculum standards" have given us such requirements:
(Show the course standard requirements): Have the initial ability to collect and process information.
Basic situation analysis
The students did not do well enough on the following two questions, and the error rate was high. In fact, these questions are very methodological, so we will review them in detail.
Commentary
1. The first question type: information extraction question
(1) Question stem: 1. Please summarize the content of the news in one concise sentence .
Comparison of student answers:
Answer 1: Zhou Bo is an ordinary soldier in the chemical defense company directly under a guard division in Beijing Guard District, Chongqing Fuling people. (Center content extraction error)
Answer 2: Zhou Bo rescued children who fell into icy water. (Incomplete extraction)
Answer 3: A soldier who had only been in the army for 11 months submitted an application for joining the party to the party organization; 120
Many days later, he fell into the ice while trying to save himself. Children of water sacrifice their young lives. (Information integration is not in place)
Show reference answer: Zhou Bo sacrificed his young life to save children who fell into icy water. (Compare the advantages and disadvantages of the above three answers and the standard answer)
Questioning ideas: read through the structure, extract and integrate
Extract information: 1. The introduction is a high-level summary of the main news event. You can start with the introduction,
Extract keywords
2. The extracted information should be the freshest, most important, and most essential
Summary method:
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Method refining: who + what + how
Answer mode: person (object) + event + result
(2) Question stem: Please ask the hero Zhou Bo Make a brief comment on the story.
Typical mistakes:
A. When we grow up, we should also be a glorious People's Liberation Army.
B. Zhou Bo’s deeds shocked us, and we must sacrifice ourselves for others.
C. Zhou Bo’s action of rescuing a child who fell into the water reflects a person’s quality.
Error attribution: ① Not deducting the content ② Wrong direction ③ Incomplete views
Show excellent answers:
We are deeply moved by Zhou Bo’s deeds of self-sacrifice for others. Our People's Liberation Army soldiers are the loveliest people in any era.
Method summary: Deduct news content + clear opinions + smooth expression
2. The third question type: tabular information conversion question
Question stem: Do you start from What conclusions are drawn from the table?
Typical errors:
Error attribution: ① Don’t look at the table header ② Directly report ③ Incomplete conclusion
Summary of methods: ①Compare horizontally and vertically to grasp the intention of the question ②Accurately summarize and express accurately
Evaluation of student answers (random display of student answers, student evaluation)
IV. Transfer practice (can allow two Students go to the blackboard to complete)
1. Read the following materials and answer the questions.
Yesterday, in order to experience life, more than 30 students from Southwest University of Political Science and Law experienced "Bangbang" (Lifu) at Chaotianmen, Yuzhong District.
At 9 o'clock in the morning, near the Chaotianmen Trading Hall, Pan Yun, sweating profusely with a pole in his hand, was wandering around with his classmate Zhang Jie to solicit business. ?College students are ?bangbang?, can you pick a job?? Looking at the elegant two people, the employers quickly waved their hands and refused. After half an hour, the two of them had found nothing.
Uncle, we only charge one yuan. ?With no choice, the two had no choice but to lower the price and finally grabbed the first business. They hurriedly divided the plastic film weighing more than 50 kilograms into two piles, then used a pole to cross between them, and swayed forward. Every time you walk a short distance, you have to stop and rest. After 20 minutes, the sweaty two finally got one yuan.
?This dollar is too difficult. ?Usually the monthly living expenses are more than 3,000 yuan. Pan Yun, who had never endured hardship before, was moved to tears.
Summarize the news content in one sentence
Please provide a brief comment on this news content.
2. Read the following materials and answer the questions.
A middle school in Changsha City used a secret ballot method to conduct a survey of 300 first-year high school students on the two major TV programs "2004 Touching Chinese Figures Selection" and "Super Girl". The statistical results are as follows:
①Please give a summary of the situation reflected in the statistical table
____________________________________________________
②What problems do the above survey results indicate?
____________________________________________________
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Analysis: To answer this question, first read the survey content, learn statistics, screen important information, and be able to summarize the rules. The language should be concise.
Answer: ①Comparing the two major TV programs, students prefer Super Girl.
②The attention to different TV programs reflects the different value orientations of young people.
5. Summary:
In fact, the key to information extraction is to have context awareness and master problem-solving skills and methods. For text-based materials, if it is a single one, you should actively go into the material, capture important information, and answer according to the requirements; if it is a composite material, you should explore the uniqueness of the material, that is, the intersection, and review the question requirements. , extract and filter information that meets the requirements; for tabular materials, you have to observe and compare data vertically and horizontally. Only in this way can you answer accurately. For picture-based materials, you have to read the connotation of the picture and use the topic to express it. Today we mainly summarize the information extraction methods from single text materials and table materials. We hope that students can use their brains more, think hard, and summarize well.
VI. After-class exercises
1. Question 1 of P41 of "High School Entrance Examination Workbook".
2. The second question in the second question on P45 of "High School Entrance Examination General Review".
Exercise
1. Read the following materials and complete the exercises that follow.
Xinhuanet, Beijing, February 19th (Chen Hui, Ke Jie)? As long as the party and the people need it, I will dedicate everything! Please ask the party organization to test me!? On October 12, 2007, a The soldier who had only been in the army for 11 months submitted an application for joining the party to the party organization; 120
Many days later, he sacrificed his young life to save the children who fell into the icy water, freezing his youth forever at 20 age. His name is Zhou Bo. He is an ordinary soldier in the chemical defense company directly under a guard division in the Beijing Guard District. He is a native of Fuling, Chongqing.
On February 14, 2008, a team directly under the division conducted live ammunition shooting at the military shooting range in Xuxinzhuang Village, Songzhuang Town, Tongzhou District, Beijing. Two soldiers from the chemical defense company, Zhou Bo and Liu Bingheng, served as mobile sentries, responsible for patrolling the shooting range. Patrol to avoid anyone straying into the shooting area when shooting. Suddenly they heard a child's cry for help, turned around and saw that a child had fallen into the middle of the icy water. Zhou Bo and Liu Bingheng rushed to the scene of the accident. They had no time to take off their cotton-padded clothes and jumped into the ice cave to save them. They pushed a child onto the ice with all their strength.
At this time, Zhou Bo choked on water and gradually lost his strength. When he used all his strength to lift up another child, he pushed his comrade hard and then saved him from sinking. People who came after hearing the news pulled four people to the shore one after another. The two children and Liu Bingheng were safe and sound. Zhou Bo, who was only 21 years old, died heroically after rescue efforts failed. Zhou Bo was recently awarded the title of revolutionary martyr and a member of the Communist Party of China.
(1) Please summarize the content of this news in one sentence.
(2) Please make a brief comment on the hero Zhou Bo’s deeds.
2. Rewrite the following text material into "one sentence news".
Statistics from the central bank show that by February, my country’s food prices had rebounded slightly for four consecutive months. Analysts estimate that the price level of major domestic grain varieties may continue to rise this year. According to a domestic media survey on the planting intentions of more than 70,000 farmers in 832 counties across the country in early March, the sowing area of ??rice, wheat, corn and other cereal varieties has continued to decrease this year, and only the sowing area of ??legume varieties has increased. This will have a negative impact on the level of food prices this year. There is a certain impact.
3. The following is a questionnaire on 400 primary school students, junior high school students and high school students answering questions in class. Please answer the following questions based on this situation questionnaire.
____________________________________________________________________________
(2) Please make a suggestion regarding this issue.
4. The following is a survey of 200 junior high school students on extracurricular reading. Please answer the following questions based on this survey.
_______________________________________ ②After reading this statistical result, your advice to your classmates is:
____________________________________________ ;