Unit1 Section A 2a-2d教学设计 2026-2027学年人教版九年级英语上册

该初中英语教学设计聚焦“环境问题与解决方案”核心主题，围绕Unit 1 The Changing World (Section A 2a-2d)展开，核心知识点包括sandstorm、farmland shortage等环境词汇及现在完成时的运用。课堂导入通过复习旧知、教授新词汇，结合“问题排序并阐述理由”活动，搭建新旧知识衔接的学习支架。 此资料以听说训练为核心，通过听力填表分析“过去-行动-现在”变化巩固现在完成时，小组合作设计对话展示环境问题解决过程，既提升语言能力（听说表达与逻辑组织），又通过环保问题探讨培养思维品质（分析与批判）和文化意识（社会责任感）。结构化活动设计便于教师操作，助力学生在实践中提升语言运用能力与环保素养。

( 九 年级 英语 备课组 ) ( XXX中学集体备课教案 ) 课题 （内容） 　Unit 1 The Changing World （Section A 2a -2d） 第 2 课时 主备 教师 校区： 老师： 执教人： 授课类型： 新授课（听说） 学习 目标 1. Master new words: sandstorm, farmland shortage, lack of technology, bush, soil, root, government, support. 2. Consolidate present perfect tense to describe solved environmental problems. 3. Understand government support and villagers’ joint efforts for environmental improvement. 4. Develop environmental awareness and critical thinking about solving rural problems. 教学 重难点 Key Points 1. Words about rural environmental problems and solutions. 2. Present perfect tense to describe changes after taking actions. Difficult Points 1. Use attributive clauses to describe objects. 2. Organize logical paragraphs to talk about problems and solutions in group discussion. 课前 准备 多媒体设备、PPT 课件 教 学 过 程 教 学 过 程 主备人简案 执教人详案 Step 1 Lead-in & Pre-listening (8 mins) 1. Review the knowledge in last lesson and teach new words. 2. Present four problems: farmland shortage, sandstorms, difficult environment, lack of technology. 3. Activity 2a: Students rank problems from 1 (worst) to 4, write down reasons individually, then share with partners. Step 2 While-listening (17 mins) 1. Activity 2b First listening: Tick problems mentioned in the dialogue (sandstorms, difficult environment). 2. Second listening: Fill in Past – Action – Present table: 3. Analyze key sentence: We have planted many bushes and trees since then. Explain since + past time point for present perfect tense. 4. Explain attributive clause: a bush that had long roots to hold soil together. Do simple sentence rewriting practice. Step 3 Post-listening & Group Discussion (15 mins) 1. Activity 2d Group work (4 students a group): Talk about how sandstorm problems were solved. Each group prepares a 2-minute dialogue. 2. Group show: Each group sends two representatives to act out the dialogue. Teacher gives feedback on tense and logic. Step 4 Summary & Homework (5 mins) 1. Summary: Review environmental problems, solving measures and present perfect tense sentences with since. 2. Homework (1) Required: Read dialogue with partners, pay attention to intonation. (2) Optional: Write three sentences about one environmental problem and its solution in your living area. 课后 反思 学科网（北京）股份有限公司 $