内容正文:
Unit 3 Trees and us-Section 1 Experiencing and understanding language-Reading
This reading passage is a web post released by Sunshine Junior High School on Arbor Day. It elaborates on the significance and various functions of trees. Trees are described as providing habitats for numerous creatures, purifying the air, beautifying the environment, and bringing great convenience to human life. For example, they can be made into stationery and furniture, and also offer food and drinks. However, the passage also reveals the harmful behaviors of humans towards trees, such as random deforestation and environmental pollution, and finally calls on people to protect trees. The text is an expository essay with a clear structure, consisting of four paragraphs. The first paragraph serves as an introduction to the topic. The second paragraph focuses on the crucial role of trees for the creatures on Earth. The third paragraph illustrates how trees facilitate human life through various examples. The last paragraph points out the human damage to trees and advocates for their protection.
教学目标
Students will be able to understand and master key words and phrases related to trees, such as "habitat", "purify", "furniture", etc.
Students can comprehend the main idea and detailed information of the passage about the importance of trees.
Students will learn about the writing style of expository essays.
教学重难点
Key Points
Grasp the key words, phrases, and sentence patterns in the passage.
Comprehend the overall structure and main idea of the passage, and extract important information about the functions and importance of trees.
Learn the reading strategies of skimming, scanning, and differentiating facts from opinions.
Difficult Points
Use the learned knowledge to accurately and fluently retell the importance of trees and express personal views on tree protection.
Deeply understand the significance of protecting trees and internalize this awareness into actual actions.
Key Words
habitat (n.) 栖息地
provide (v.) 提供
purify (v.) 净化
furniture (n.) 家具
destroy (v.) 破坏
protect (v.) 保护
Phrases
provide sth. for sb. /provide sb. with sth. 为某人提供某物
in many ways 在许多方面
make sth. into sth. 把某物制成某物
cut down 砍倒
stop sb. from doing sth. 阻止某人做某事
Sentence Patterns
Trees are important to us in many ways. 树木在许多方面对我们很重要。
They provide food and shelter for animals. 它们为动物提供食物和栖息地。
We should stop cutting down so many trees. 我们应该停止砍伐这么多树木。
教学过程
Lead - in (5 minutes)
Show students some pictures of beautiful forests, trees with various animals living in them, and products made from trees. Then ask students: "What can you see in these pictures? What do you know about trees?" Encourage students to share their ideas freely.
Design intention: Arouse students' interest in the topic and activate their prior knowledge about trees, laying a foundation for the following reading.
Pre - reading (5 minutes)
Present the title "Trees - Our Silent Friends" to students and let them predict what the passage might be about. Guide them to think about why trees are called "silent friends".
Design intention: Develop students' prediction ability and make them more eager to read the passage to verify their predictions.
While - reading (20 minutes)
Skimming (3 minutes)
Ask students to quickly read the passage and answer the following questions: What is the text type? What is the main idea of the passage?
Check students' answers and explain that this is an expository essay mainly about the importance of trees and the need to protect them.
Design intention: Train students' ability to get the overall understanding of the text through skimming.
Scanning (5 minutes)
Let students read the passage again and find the answers to the following detailed questions: What are the functions of trees for animals and plants? How do trees make our lives convenient? What bad things are humans doing to trees?
After students finish, ask them to share their answers in pairs first, and then check the answers in class.
Design intention: Improve students' ability to scan for specific information in the text.
Detailed Reading (8 minutes)
Divide students into groups and ask each group to read one paragraph carefully. Analyze the structure and key sentences of each paragraph. For example, in the second paragraph, guide students to find out the connecting words that show the functions of trees. In the third paragraph, ask students to list more examples of how trees make our lives convenient.
Each group reports their analysis results to the class. The teacher gives comments and supplements if necessary.
Design intention: Help students understand the detailed content and writing techniques of each paragraph, and improve their reading comprehension and group cooperation ability.
Distinguishing Facts from Opinions (4 minutes)
Teach students the concept of facts and opinions. Show some examples from the text and explain how to distinguish them. Then ask students to find more facts and opinions in the passage and mark them.
Invite several students to share the sentences they marked and explain why they think they are facts or opinions.
Design intention: Train students' reading strategy of differentiating facts from opinions.
Post - reading (10 minutes)
Retelling (5 minutes)
Provide some pictures and key phrases on the PPT, such as "provide habitats", "purify the air", "make furniture", "cut down trees", etc. Ask students to use these to retell the importance of trees and the problems trees are facing.
Let students practice retelling in pairs first, and then invite some students to retell in front of the class. Give praise and encouragement to students.
Design intention: Consolidate students' understanding of the passage and improve their oral expression ability.
Discussion (5 minutes)
Pose the question: "What can we do to protect trees in our daily lives?" Organize students to have a group discussion. Each group is required to list at least three ways.
After the discussion, each group selects a representative to report their discussion results. The teacher sums up and supplements the methods of tree protection.
Design intention: Cultivate students' awareness of environmental protection and their ability to think and communicate in English.
Summary and Homework Assignment (5 minutes)
Summary (2 minutes)
Review the key words, phrases, and the main content of the passage with students. Emphasize the importance of protecting trees.
Homework Assignment (3 minutes)
Ask students to write a short passage about how to protect trees at least 80 words. They should use the knowledge learned in this class.
Design intention: Strengthen students' memory of knowledge and improve their writing ability.
教学反思
In this class, through various teaching methods such as picture - leading, pre - reading prediction, while - reading skills training, and post - reading discussion, students have a better understanding of the importance of trees and the necessity of protecting them. The use of group work in the reading process has enhanced students' cooperation ability. However, there are also some areas for improvement. For example, in the discussion part, some students may not be able to fully express their ideas due to limited language ability. In future teaching, more language support should be provided in advance. Also, the time control in some activities can be more precise to ensure that each teaching link is carried out more smoothly. Overall, this class has achieved most of the teaching objectives, but continuous improvement is needed to better meet the learning needs of students.
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