内容正文:
授课教材
人教版八年级下册
授课题目
Unit 5 Nature's Temper.
Section B (4a-4c+ Reading Plus)
课时
课型
第 6 课时
项目+拓展阅读课
主题情境
人与自然
教学材料分析Teaching Material Analysis
This lesson serves as the summative period for the unit. The Project (4a-4c) requires students to apply the Past Continuous Tense and sequence markers in a collaborative "Chain Story" about wildfires or snowstorms. The Reading Plus section introduces the high-stakes profession of "Storm Chasing," shifting from personal experiences to scientific exploration and the tragic but heroic story of Tim Samaras.
教学目标Teaching Aims
Language Competence:
Synthesize unit vocabulary and grammar to co-create a coherent disaster narrative.
Thinking Quality:
Evaluate the risks versus benefits of dangerous professions and analyze the structure of a biographical report.
Learning Capability:
Practice collaborative writing and critical information extraction from a long-form text.
Cultural Awareness:
Understand the spirit of scientific dedication and reflect on the dual nature of nature ("Kind mother and cold-blooded killer").
教学重点
Key Points
Implementing the "Chain Story" project using appropriate tense contrast (Past Continuous vs. Simple Past).
教学难点
Difficult Points
Synthesizing complex data from the Reading Plus text (e.g., tornado width, wind speed) to complete the summary accurately.
教学方法
Teaching Methods
PWP Mode, task-based and communicative approaches
教学工具
Teaching Aids
Multimedia projector, blackboard, handouts, recording device
教学过程 Teaching Procedures
I. Warm-up (5 mins)
Display the unit quote: "Nature is both a kind mother and a cold-blooded killer." Quick discussion on what this means based on previous lessons.
II. Pre-task (5 mins)
Project Setup: Group students (4-5 per group) for the Chain Story task.
III. While-task (20 mins)
Part A: The Project (4a-4c)
Step 1: Groups choose an intro (Wildfire or Snowstorm) from 4a.
Step 2: "Chain Writing." Each student adds 1-2 sentences. Requirement: Use at least one when or while clause per group.
Step 3: Peer editing for logical flow and tense accuracy.
Part B: Reading Plus (Storm Chasing)
Skimming: Read the title and first paragraph. What is a "storm chaser"?
Scanning: Find specific facts about Tim Samaras and the 2013 El Reno tornado.
Summary: Students complete the cloze summary independently to check comprehension of the text's core logic.
IV. Post-task (10 mins)
Gallery Walk:
Groups post their Chain Stories on the wall. One "reporter" from each group tells their story to visitors.
Values Discussion:
Would you like to be a storm chaser? Why or why not? Debate the trade-off between danger and scientific contribution.
V. Summary (5 mins)
Recap the unit's progress:
From describing rainstorms to understanding scientific exploration.
Reflecting Section:
Students self-assess based on the 4 questions in the "Reflecting" box.
作业设计 Homework Design
Basic Task:
Polish the group's chain story and write a clean version (80-100 words) in the exercise book.
Extended Task:
Write a short paragraph (50 words) about another "dangerous job" (e.g., firefighter, deep-sea diver) and explain why people do it.
板书设计 Blackboard Design
教学反思
Teaching Reflection
The "Chain Story" needs strict time management; otherwise, the reading section will be rushed.
Integration: Using the Tim Samaras story as a "professional version" of the students' amateur disaster stories creates a good contrast in writing styles (Narrative vs. Report).
教学评价Teaching Evaluation
Product-based: The quality of the completed summaries in Reading Plus.
Process-based: Group participation levels during the "Chain Writing" phase.
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