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1、Unit 6 When was it invented?（la-lc）教学目标: 知识与技能目标：学生能初步体会被动语态的过去时。能使用目标句型It was invented before/after/in.;年代的读 法。学习策略：充分利用己有知识推测内容。文化意识：发明使我们生活更加便利，青少年更多关注学习历史。情感态度：向老人学习，活到老，学到老，与时俱进；感恩发明家。教学重点：一般过去时的被动语态，When was it invented?lt was invented before/after/in.I think the . was invented before/after/in
2、.年份的读法教学难点：能够根据听力去谈论祖父辈孩提时的发明以及相关事宜。教法学法：听读法；小组合作学习；情景教学法等。教学过程：Stepl.Greeting.Step2.la（师）Look at the picture. What can you see in the picture?（生）I can see a telephone, a car, a TV and a computer.（师）Yes, there are some inventions, a telephone, a car, a TV and a computer. Then which one do you think
3、was invented firstly? Which one do you think was invented lastly?（师呈现如何回答地句型 I think . was invented firstly/lastly.）师请几人来回答自己的猜想。（师）Then in what order do you think they were invented? Number them from 1 to 4. Finish la by yourself.（师呈现如 何回答地句型I think the . was invented before/after the）.师请几人来回答自己的猜想
4、。（ffiJNow discuss with your group.you can talk about it like this:A: I think the . was invented before/after the .B: I agree with you .A: I think the . was invented before/after the .B: I disagree with you . I think the . was invented after/before the .在学生讨论后请3组学生来展示。Step3.（师）Look at this picture.Le
5、t,sguess.1. Who are they ?（教师抛出问题时呈现回答方式：Maybe they are./I think they are.教师对学生的猜测不做评 价）What are they talking about?（学生应该会回答inventions然后再展示出时间，引导学生进一步回答when were they invented?）（师）Do you know how to read the years? Read after me.（教师呈现前两个的读法，然后请学生来尝试）in 1885： in eighteen eighty-five , in 1876： in eig
6、hteen seventy-sixo（师）Do you think when the car/computer/TV/telephone was invented?（生）I think it was invented in .（师）Now listen and check your prediction. （After listening,ask some students to check thee answers） when was the car/computer/TV/telephone invented actually?（生）In fact, It was invented in.
7、（师）Do you know who they are in the picture?（生 grandma and granddaughter）And what are they talking about?（生 some inventons and when were they invented）Step4.（师）Were these things invented when grandma was a child?What did her family have at home?Why didnt they have it at home? Listen again and fill in
8、 the chart.InventionsInvented or notHad or notReasonstelephoneJJcarJVTVJXIt was very expensive and her family couldnt afford puterXXIt was not invented when grandma was a kid.After finishing,check the answers by asking students.fWhat were invented?What did her family have?Why didnt she have them?）St
9、ep5.（!lifi）This time listen and follow it,paying attention to the intonation and tone.（After listening）Do you have any problems about this conversation?（如果有，逐一解决，但学生通常会回答 NO） But Miss have 2 questions .1 need your help.1. How old do you think I am?Does grandma think she is really old? No.2. Grandma
10、didnt have a computer when she was a kid.Then does she have one now?（生）Yes,she does.（师）How do you know?（生）But I have one now.（师）For this,! think we should learn from the old.She refuses to give in to old age.Were never too old to learn.we should keep up with the time.（情感 1 参透）Step6.1c Pairwork（针对基础较
11、弱的学生）A: When was the invented?B: I think it was invented in .Step7.Role-play 针对基础较好的学生）Student A is granddaughter/grandson.Student B is grandma/grandpa. Make a conversation.Talk what inventions they had or didnt have when they were a kid.A: Was your life very difficult when you were a kid.B: Oh,.Why
12、?A:Well,you didnt have modern inventions like right?B:.A: How about .?They werent invented yet, we re they?B:.A: Did you have a .?B:.A: When was . invented?B: It was invented in .A: Why didnt you have it?B: Because.Step8.Exercise.Step9.Homework:杳1876-1971期间出现了哪些改变世界的小发明。SteplO.教学反思：Role-play部分并没有如设计时那么出彩，主要是学生词汇量太少以及思路不够清楚。