九年级unit61a-2c

1 Unit 6 When was it invented The First Period Section A 1a 2c Teaching aims 教学目标 教学目标 一 通过学习 熟练掌握以下词汇 style project pleasure mention 二 通过问答 掌握以下句型 1 A When was the telephone invented B I think it was invented in 1876 2 A What are they used for B They re used for seeing in the dark 三 1 正确运用被动语态谈论重要的发明的历史和用途 2 掌握一般过去时态的被动语态 由 was were 过去分词构成 学会单词 invent 以及 be used for 的用法 四 通过熟悉我们周围经常使用发明物的历史来开阔眼界 丰富自己的阅历 使自己养成 勤于思考 善于总结的好习惯 本节课的生词较少 而且单词的拼写比较简单 所以学生学起来不会感到困难 如果班 级学生的水平较高 可以鼓励学生当堂掌握 Difficulties 难点 被动语态 难点 被动语态 be used for 的用法 的用法 Teaching steps 教学步骤 教学步骤 1 Warm up and revision 课堂热身和复习 课堂热身和复习 1 Discuss in groups Which do you think is the most useful invention 2 Discuss in groups In what order do you think they were invented A I think the TV was invented before the car B Well I think the TV was invented after the car 教学设计说明 利用图片引出话题 教学设计说明 利用图片引出话题 创设情景创设情景 激活学生思维 激活学生思维 2 Presentation 呈现新知识 呈现新知识 Work on 1b Listen and answer Which inventions are they talking about Listen again and match the inventions with the years 3 再听一遍录音 选择方框中合适的短语完成下面的对话 再听一遍录音 选择方框中合适的短语完成下面的对话 Alice Was your life very difficult when you were a kid Grandma Oh not really Why Alice Well you didn t like a telephone right Grandma Of course we did How old do you think I am The telephone was invented in 1876 You Alice Alice Ha ha How about cars They weren t invented yet were they Grandma Yes they were Cars were invented in 1885 Alice Well did you have a TV Grandma No we They were expensive in those days The TV was invented around 1927 I think 2 Alice Well I know that you didn t have a computer because we learned in school that personal computers in 1976 Woman You re right But I have one now 教学设计说明 由易到难 训练听力的同时熟悉本课可功能句 教学设计说明 由易到难 训练听力的同时熟悉本课可功能句 4 Pair work A When was the telephone invented B I think it was invented in 1876 教学设计说明 有输入变为输出 检查学生掌握本课功能句的情况 教学设计说明 有输入变为输出 检查学生掌握本课功能句的情况 完成学习目标完成学习目标 4 5 Work on 2a Look at the picture below What are the things on the table 教学设计说明 让学生熟读短语并明白其汉语大意 为后面的听力扫清生词障碍 教学设计说明 让学生熟读短语并明白其汉语大意 为后面的听力扫清生词障碍 6 Listen and number the inventions 1 3 in the order you hear them 7 Listen again and complete the chart below 8 观察与思考 观察与思考 通过刚才的听力训练 我们来总结一下 be used for 意为 被用来做 介词 for 表示目的和用途 后面接 或 例如 Knives are used for 刀子是用来切东西的 练习 翻译句子 1 它用来在黑暗中照明 2 钢笔是用来写的 完成学习目标完成学习目标 1 2 3 9 Pair work 用上面表格中的信息编对话 谈论时可借助如下对话形式 A What are they used for B They re used for seeing in the dark 10 Pair work 利用所给信息利用所给信息 组织一下对话 组织一下对话 A When was invented B A Who invented it B A What are they used for B 11 小结 检测本课学习情况 小结 检测本课学习情况 12 Homework 针对同学们所