人教版九年级英语上册教案UNIT 6 Section B（3a—Self Check） 第5课时.docx

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1、UNIT 6 When was it invented?Section B (3a一Self Check)第 5 课时教学反思教学反思设计说明本课时学习与生活中的创造相关的写作。教学时先从复习重点单词和短 语入手，导入新课，然后讨论生活中遇到困难的事怎样解决，怎样推销新产 品等，为写作做好铺垫，帮助学生完成写作任务。通过Self Check的练习， 进一步巩固本单元中的重要句型。教学目标通过本课时的学习，让学生达成以下目标：1 .知识目标：(1)单词:nearly(2)短语：decide on, come up with句子： This is because sometimes a few p

2、eople may invent things which are nearly the same.Its hard to tell who came up with the idea first.2 .能力目标：(1)熟练掌握被动语态的用法；(2)学会使用被动语态介绍某项创造。3 .情感目标：培养学生热爱科学、勇于探索的精神。重点难点.重点：(1)用英语介绍某一项创造； (2)一般过去时的被动语态。1 .难点：写一篇介绍某一项创造的文章。教学准备PPT课件教学过程Step 1 Lead-inReview some of the important expressions.1 .才巴分成2 .

3、阻止某人做某事3 .钦佩；仰慕4 .鼓励某人做某事5 .实现某人的梦想 Discussion:divide .into.stop sb. from doing sth look up toencourage sb. to do sth achieve ones dreamHave you ever come across any difficulties in your daily life? I am not able to take notes quickly in class.Its very hard for me to get up early.Im worried about my

4、 everyday homework.Can we invent something new to solve those difficulties?Step 2 WritingWork on 3a.Think of something that you do not like to do. Then think of an invention that could help you. Make notes.Problem: quickly taking notes in classNew invention: a special penWhat it is used for: taking

5、notes for meIt can take notes automatically.Problem: getting up earlyNew invention: a special clockWhat it is used for: waking me upIt can call me up with the voice of my teacher.Problem: doing homeworkNew invention: a robotWhat it is used for: doing homework with meIt can be my favorite homework pa

6、rtner.Work on 3b.Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.This special pen was invented by Liu Jie. It has three colors and is used for.Sample:This special pen was invented by Liu Jie. It has three colors and is used for tak

7、ing notes quickly. It is very useful if you have a lot to write down. The pen comes with a microchip that can store a list of common words that you will use. You can program the words you will use often into the microchips memory, then assign a short form to each word. When you are writing, you just

8、 need to write the short forms with the pen, press a button on the pen and all the short forms will change into the actual words. The microchip can contain up to 50 words and you can make changes to the list of words whenever you need to.Step 3 Play a game谁的创造最畅销？将有6位同学扮演“推销商”上台向同学们“推销”自己的创造，台下的每位同

9、学都有一票选择权，得票最多的“推销商”获胜。（注：在“推销”创造时需全程使用英语）Summary我们在推销一件产品的时候，通常会从哪几个方面去描述呢？What is the invention?Who invented it?When was it invented?What is it used for?Step 4 Self CheckComplete the passage with the correct forms of the words in the box. invent doubt mention website all of a suddenIt is often diff

10、icult to decide on the inventor of certain inventions. This is because sometimes a few people may things which are nearly the same. Ifs hardto tell who came up with the idea first. Some inventions can also lead to other inventions. So some people whether the inventor came up with the idea himself or

11、 herself. They think that the inventor used someone elses idea to create his or her invention. That is why books or usually more than one inventor when giving information about inventions.Check the answers one by one.Answers:invent; all of a sudden; doubt; websites; mentionRewrite these sentences us

12、ing the passive voice.(1) Someone stole my watch.(2) They used five eggs to make this big cake.(3) When did they invent the personal computer?(4) They asked us not to run in the hallway.(5)Someone took the video back to the store.Check the answers.Answers:(5) My watch was stolen (by someone).(6) Fiv

13、e eggs were used to make this big cake by them.(7) When was the personal computer invented?(8) We were asked not to run in the hallway (by them).(9) The video was taken back to the store (by someone).1. Find out information about an invention you would like to know more about and write sentences bel

14、ow.Invention:When:Who:Purpose:Step 5 HomeworkMary在某英语学习网站就“The Most Useful Invention”这一话题发帖，征集 网友的看法。假如你叫李华，你认为最有用的创造是因特网，请你根据Mary 的帖子给她回帖。The Most Useful InventionMary-Wednesday, March 11, 2020I am writing a paper about inventions for my English class, and I need someideas. What do you think is the

15、 most useful invention? Thanks for your ideas. 要求：1 .简要阐述因特网的用途(至少三个)；.词数90左右(回帖的局部内容已给出，不计入总词数)。RE: The Most Useful InventionLi HuaMonday, March 30, 2020I think the most useful invention is the Internet.当堂达标阅读短文，从方框中选择恰当的词并用其适当形式填空，使短文完整、通顺。 translate Canada pleasure sudden mention somebodyDear Mar

16、cus,How are you in the UK? In your last e-mail you (1)Pam. You want to know something about this girl, yes? Of course I know a lot about her.Pam is a (2)girl. Shes smart. Her hobby is writing. Four years ago she wrote a book. In 2015, it came out. It was popular with many people. And it was (3)into

17、many different languages. Pam has become a successful and young writer. Pams hobby has brought her (4)and success. Many people love Pam and Im among of them. Tm proud to know her.To be exact, I also want to be (5)like her. Oh, Marcus, something always happened all of a (6). My light went off. I must

18、 stop to have a look.Best wishes!Yours,Steve答案：(l)mentioned (2)Canadian (3)translated (4)pleasure (5)somebody (6)sudden板书设计UNIT 6 When was it invented?Section B(3aSelf Check)单词；nearly短语：decide on come up with单词；nearly短语：decide on come up with句子:1. This is because sometimes a few people may invent things which are nearly the same.2. Its hard to tell who came up with the idea first.