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Unit 3 Same or different Section A (Grammar Focus) 导学案
班级： 学生姓名：
科目： 授课教师：
学习目标 通过本节课学习，学生能够： 1.能识别、辨认并理解形容词与副词比较级（-er, more...than）和同级比较（as...as）的基本结构。（学习理解） 2.能理解图表中城市的关键信息（如人口、面积、气温等），并建立数据与比较结构之间的关联。（学习理解） 3.能正确运用比较级和同级比较结构进行问答与表达，完成句子层面的操练。（应用实践） 4.能根据所提供的图表信息，使用比较结构写出完整的比较句，描述城市之间的差异。（应用实践） 5.能跳出教材语境，自主收集信息（如自己所在城市与另一个城市的数据），并运用比较结构进行描述和汇报。（迁移创新）
学习 重难点 重点： 1.形容词和副词比较级和同级比较的结构和用法。 2.能根据实际情境和图表信息对不同城市进行正确的比较表达。 难点： 1.不规则比较级的使用（如 good → better, bad → worse）。 2.在真实语境中灵活运用比较结构，尤其是“as...as”与“more...than”的区分。
课前预习 一、复习并找出下列形容词和副词的比较级形式： tall, short, good, loud, early, hard, slim, serious, smart, fast 用括号中所给词的适当形式填空： Emma sings __________ (loud) than Ella. I work __________ (hard) as my sister. Chicago is __________ (small) than Guangzhou in population. 二、预习3b，尝试补全问答句（可参考第1题示例）： 三、根据第3c题中的图表第一列的要素，上网寻找自己所在城市的对应数据，并写在芝加哥右侧。
课堂探究
情景导入
学习理解
应用实践 3C
迁移创新
随堂练习
课后作业 基础：After class, research facts about your city and a foreign city based on the form (3c). Record the information. 拓展：Then make a video or draw a picture to compare them with today's lesson sentences.
【参考答案】
课前预习 一、复习并找出下列形容词和副词的比较级形式： louder; as hard; smaller 二、预习3b，尝试补全问答句（可参考第1题示例）： 第2题：Q: Are you more serious than your cousin A: No, I’m not. I am less serious than he is. 第3题：Q: Is Tom as smart as Sam A: No, I don’t think so. I think Sam is as smart as Tom. 第4题：Q: Does Jack swim faster than Sally A: No, he doesn’t. He swims as fast as Sally. 三、略
课堂探究
情景导入 Yao Ming is taller. Snow White is more beautiful. Lily is as slim as Amy.
学习理解
应用实践 Challenge:Have a report Hello everyone. Let me introduce two great cities for you: Guangzhou and Chicago. First, Guangzhou is much larger than Chicago. Guangzhou has a population of over 18 million people. It is larger than Chicago's population of about 2.6 million. Guangzhou is also larger in area. The weather is also different. Guangzhou gets more rainfall than Chicago. As for temperatures, both in January and July, Guangzhou is much warmer than Chicago. So, Guangzhou is larger, warmer, and rainier than Chicago. Thank you.
迁移创新 Challenge: Have a report Hello everyone. Let me introduce two great cities for you: Beijing and London. First, Beijing is much larger than London. It has a population of 21.8 million people.It is larger than London's 8.9 million. Beijing is also much larger in area than London. The weather is quite different too. London gets more rainfall than Beijing. As for temperatures, Beijing has colder winters. In January, Beijing is colder than London. But in July, Beijing is much hotter than London. So, Beijing is larger, colder in winter, and hotter in summer than London. London is rainier. Thank you.
课堂练习
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