教学目标
1. 语言知识目标: 能掌握以下句型: ① ?—When was the telephone invented? ? ? ? —I think it was invented in 1876. ? ?? ② ?—What are they used for?? ? ? ? —They are used for seeing at night. ? 2) 能谈论物品被发明的时间、发明者,表达某发明的用途。 2. 情感态度价值观目标: ? ?了解一些近现代发明的时间及用途,激发自己热爱发明的情感。培养想象力,善于观察事物。面对难题,用积极的态度去解决,发挥想象力,认识世界,改造世界。?
学情分析
重点难点
1. 教学重点: 1) 本课时的单词、词组和句型,学习运用一般过去时态的被动语态。 2) 学会询问发明时间及用途的基本句型: —When was the telephone invented? ? ?—I think it was invented in 1876. ? —What are they used for?? ?—They are used for seeing at night. 2. 教学难点: 运用一般过去时态的被动语态来讨论发明的发明时间及用途。
教学过程
第一学时
教学活动
【导入】导入
I. Warming up 1. 展示一些近代发明的图片与近代发明的发明者,让学生们将图片与发明者相连。 T: Do you know what these inventions are? S1: It’s a car.? S2: It’s a telephone.? S3: It’s a television.? T: Do you know who these inventors are? ? S1: Karl Benz S2: Alexander Bell S3: J. L. Baird? Let Ss match the inventions and the inventors.?
【讲授】讲授
Ⅱ. Presentation? 引导学生们学习一般过去时态的被动语态结构。 让学生们看大屏幕的如果爱和发明者的图片,并将句子改为被动语态。 如: T: Karl Benz invented the first car in 1885. ? The first car was invented (by Karl Benz) in 1885.? Ⅲ. Talking 1. Look at the pictures in 1a. Discuss with your group, in what order do you think they were invented? Try to number them [1-4].? 2. Ss discuss with their partners and number the pictures. ? 3. Talking about the inventions:? A: I think the TV was invented before the car.? B: Well, I think the TV was invented after the TV. ? Ⅳ. Listening (1b) 1. T: Tell Ss look at the pictures and years on the left.? 2. Play the recording for the Ss to listen.? 3. Ss listen to the conversation and try to match the invention with the proper year. ?? 4. Play the recording again.? 5. Check the answers.? Ⅴ. Pair work (1c) 1. Ss try to remember the invention and the year. ?? 2. Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again.? 3. Let some pairs ask and answer in pairs. ?? e.g. A: When was the telephone invented? ? B: I think it was invented in 1876.? … ?
【练习】练习
VI.EXERCISE 用所给单词的正确形式填空: 1、When _______ the telephone _______ (invent)? 2、The computer can ?_______ us do math problems (help). 3、In those day, the woman couldn't _______ (afford) a TV because they were really expensive. 4、A friend of ?_______ (I) came to see me last week. 5、I think you need ? _______ (take) a history class. 单项选择 ( ?)1.The kind of cup is ?used_______drinking. ? ?? ? ? ? ?A.to ? ? ? B.as ? ? ?C.by ? ? ?D.for ( ?)2.My mother and my sister kept on talking, but my father_____silent all the time.? ? A.got ? ? ? ? ? B.kept ? ? ? ?C.turned ? ? D.looked
课件19张PPT。Unit 6 Period 1
Section A 1a-1cWhen was it invented?We are living in the world of inventions.invention 发明物 compassgun powderprintingpaper makingWhat other inventions are important in our life?A:What are they used for?
B: is used for talking
with people.
C: is used for ……..
A: I think the TV was invented
before the car.
B: Well, I think the TV was
invented after the car.
C: I think ……..1234年份的读法两个数字一组，分为前后两组121865 eighteen sixty five
1989
千年的读法2000 two thousand
2001two thousand and onenineteen eighty nine3前两个数字不为零，后两个数字为零。 eighteen hundred
1900
1500
nineteen hundredfifteen hundred__ 1876
__ 1885
__ 1927
__ 1971
When was it invented? _______was invented in _______.
dacb再听一次，填单词。Alice: Was your life very difficult when you were a kid?
Grandma: Oh, not really. Why?
Alice: Well, you didn’t have modern inventions like a telephone, right?
Grandma: Of course we did! How old do you think I am? The telephone was invented in ____. You need to take a history class, Alice!
Alice: Haha! How about car? They weren’t invented yet, were they?
Grandma: Yes, they were. Cars were invented in ____. My family had a car.18761885Alice: Well, did you have a TV?
Grandma: No, we couldn’t afford one. They were expensive in those days. The TV was invented around ____, I think.
Alice: Well, I know that you didn’t have a computer because we learned in school that personal computers were invented in ____.
Grandma: You’re right. But I have now!
19271971This is a car ,it’s a great invention, Karl Benz It was invented by Karl Benz. 1885And it was invented in 1885,it
is used for traveling.1876Bellwhat’s this in English?
Who was it invented by?
3. When was it invented?
4. What’s it used for?1971an Americanwhat’s this in English?
Who was it invented by?
3. When was it invented?
4. What’s it used for?用所给单词的正确形式填空：When the telephone (invent) ?
The computer can us do math problems (help).
inventedwashelpIn those day, the woman couldn't (afford) a TV because they were really expensive.
A friend of (I) came to see me last week.
I think you need (take) a history class.affordmineto take单项选择（ ）1.The kind of cup is used_______drinking.
A.to B.as C.by D.for
（ ）2.My mother and my sister kept on talking, but my father_____silent all the time.
A.got B.kept
C.turned D.lookedDBGOOD BYE!
