1、年级 九 科目 英语 任课教师 李波授课时间 2016.11.21课题Unit 6 When was it invented Section B (3a-Self Check)授课类型 新授课标依据 1.通过对本单元语法的复习与巩固，学会归纳与总结。 2. 通过对写作内容和写作方法的分析，完成写作任务。一、教材分析3a-3b 作为单元写作板块，活动 3a 让学生先列出自己想要解决的困难，发明的名称和用途，这个写作设计既能激发学生思考写作内容，还是对发明灵感往往来自解决生活中困难的实际需求的说明。在写作中，要滶学生尽量用本单元所学的重点为单词、词组和句型来描述自己的发明，在情感态度上，鼓励学生保
2、持对科学发明探索的兴趣。二、学情分析来源:学优高考网 gkstk根据学生情况在写作时：注意引导学生结合课文内容，借鉴教学语篇；引导学生整理信息，做好写作前准备；认真阅读体会写作提示；同学之间相互交流、开展互评、相互提建议、不断修改完善。知识与来源 :学优高考网gkstk来源:学优高考网 gkstk技能来源:学优高考网1) 复习一般过去时态被动语态的用法。 2) 能够用英语讲述自己所熟悉的某一发明的简单过程。3) 能用就本单元所学习的寓言故事等语言材料，进行完型填空。 并 用英语介绍某一发明的简要过程。过程与方法1 通过创设情景，完成 3a 的学习，为写作做铺垫。2 合作探究单元重难点，找到破解
3、难点的方法。 （联想记忆法）三、教学目标情感态度与价值观了解世界上一些对人类有着重大意义的发明的相关信息，开阔学生的眼界，养成勤于思考，善于发现的好习惯，培养学生的创造精神。四、 教学重点1）用英语介绍某一发明的简要过程。 2）掌握本单元所学的词汇、句型及语法知识，并能进行综合练习运用。编号： 443）完成 Self check 部分的练习试题。教学重点难点教学难点用英语介绍某一发明的简要过程五、教法学法1.通过对本单元语法的复习与巩固，学会归纳与总结。 （教授法） 2. 通过对写作内容和写作方法的分析，完成写作任务。 （口头作文法）师生活动 设计意图六、教学过程设计Step 1. Revis
4、ion 1. Review the expressions and sentences in Section B 1. 2. Check the homework. Let Ss introduce the history of basketball. Step 2. Lead in 1. Ask Ss which invention they like best.Ss think about their favorite inventions. Let some Ss talk about their favorite inventions. Step3. Thinking 1. Ask S
5、s what things they dont like to do. e.g. Problem: quickly taking notes in class. 2. Discuss in group and think of an invention that could help you. e.g. New invention: a special pen What it is used for： taking notes quickly in class 3. Ss discussing the problems and try to make their own notes. 4. L
6、et some Ss read their notes to the class. Step 4. Writing Work on 3b: 1. Tell Ss to write a description of your new invention. 2. The following sentence structure may help you. 常用句型： 1.复习巩固一般过去时态下的被动语态，加深印象。2.答疑解惑，解决学生疑难问题，帮助学生扫除语言障碍 I think is a very useful invention. 我认为是一项很有用的发明。 was invented by
7、是由(某人)发明的 was invented in 是在（某时间）发明的 It was used for 它被用来 is made of 是由( 材料)制成的 Step 5.Self Check Work on Self Check 1: 1. Read the words in the box and make sure they know the meaning of each word. 2. Read the passage and try to fill in the blanks with the proper word. 3. Read the passage again. Ch
8、eck if the forms of the words are correct. 3. Let some Ss read their answers. Correct the mistakes. Work on Self Check 2 1. Tell Ss to rewrite the sentences using the passive voice. 2. 方法指导：复习一般过去时态的被动语态的句子结构。复习将主动语态句子变为被动语态句子的过程。3. Ss work by themselves and try to rewrite the sentences. 4. Check th
9、e answers with the class. Work on Self Check 3Find out information about an invention you would like to know more about and write sentences below. Invention: _When: _Who: _Purpose: _Step 6 exercises in class一、用所给单词的适当形式填空 1. During the afternoon, there was a _ (suddenly) heavy fall of snow. 2. I thi
10、nk the telephone _ (invent) before the car. 3. The _ (Canada) song Alouette(百灵鸟) is a fun song about a bird. 4. They _ (invite) to take part in the May Day celebrations in Beijing. 5. The _ (popular) of private cars is changing the peoples life style. 6. When the bill _ (bring) to him, he was such surprised. 7. They gave their lives for their country and were honored as _ (hero). 8. We _ (divide) into eight groups by our teacher last3.设置当堂习题，加强练习与对课本的熟悉程度。
